Yang Weihao, 9, holds a pencil to write during a lesson inside his the classroom at a primary school in Zhuanji town, Anhui province November 15, 2011. Yang was severely burnt in a fire in June and has to wear a surgical mask and a pair of gloves to prevent the wounds from becoming infected. He has had two skin-graft surgeries but stopped treatment due to a lack of funds, according to local media. Yang's family said a local hospital has agreed to treat Yang for free after learning of his plight. Picture taken November 15, 2011. REUTERS/Stringer (CHINA - Tags: SOCIETY HEALTH EDUCATION)

Yang Weihao's mother (R) helps her son put on a mask at their home in Zhuanji town, Anhui province November 15, 2011. Yang was severely burnt in a fire in June and has to wear a surgical mask and a pair of gloves to prevent the wounds from becoming infected. He has had two skin-graft surgeries but stopped treatment due to a lack of funds, according to local media. Yang's family said a local hospital has agreed to treat Yang for free after learning of his plight. Picture taken November 15, 2011. REUTERS/Stringer (CHINA - Tags: SOCIETY HEALTH)

Yang Weihao (L), 9, reacts in pain as his mother cleans his face at their home in Zhuanji town, Anhui province November 15, 2011. Yang was severely burnt in a fire in June and has to wear a surgical mask and a pair of gloves to prevent the wounds from becoming infected. He has had two skin-graft surgeries but stopped treatment due to a lack of funds, according to local media. Yang's family said a local hospital has agreed to treat Yang for free after learning of his plight. Picture taken November 15, 2011. REUTERS/Stringer (CHINA - Tags: SOCIETY HEALTH)

Yang Weihao, a burn victim, talks to his cousin outside his home in Zhuanji town, Anhui province, November 15, 2011. Yang, 9, was severely burnt in a fire in June and has to wear a surgical mask and a pair of gloves to prevent the wounds from becoming infected. He has had two skin-graft surgeries but stopped treatment due to a lack of funds, according to local media. Yang's family said a local hospital has agreed to treat Yang for free after learning of his plight. Yang is holding a bandage wrapped around a bamboo slice which he bites to prevent the wounds around his mouth from sticking together. Picture taken November 15, 2011. REUTERS/Stringer (CHINA - Tags: SOCIETY HEALTH)

Yang Weihao, a burn victim, reacts in pain as his mother applies medicine on his face at their home in Zhuanji town, Anhui province, November 15, 2011. Yang was severely burnt in a fire in June and has to wear a surgical mask and a pair of gloves to prevent the wounds from becoming infected. He has had two skin-graft surgeries but stopped treatment due to a lack of funds, according to local media. Yang's family said a local hospital has agreed to treat Yang for free after learning of his plight. Picture taken November 15, 2011. REUTERS/Stringer (CHINA - Tags: SOCIETY HEALTH)

Yang Weihao (yellow jacket), a burn victim, raises his hand during lessons at a primary school in Zhuanji town, Anhui province, November 15, 2011. Yang was severely burnt in a fire in June and has to wear a surgical mask and a pair of gloves to prevent the wounds from becoming infected. He has had two skin-graft surgeries but stopped treatment due to a lack of funds, according to local media. Yang's family said a local hospital has agreed to treat Yang for free after learning of his plight. Yang is biting a bandage wrapped around a bamboo slice to prevent the wounds around his mouth from sticking together. Picture taken November 15, 2011. REUTERS/Stringer (CHINA - Tags: SOCIETY HEALTH EDUCATION)

Yang Weihao (R), a burn victim, reads a book as a girl looks outside the classroom during a break at a primary school in Zhuanji town, Anhui province, November 15, 2011. Yang was severely burnt in a fire in June and has to wear a surgical mask and a pair of gloves to prevent the wounds from becoming infected. He has had two skin-graft surgeries but stopped treatment due to a lack of funds, according to local media. Yang's family said a local hospital has agreed to treat Yang for free after learning of his plight. Yang is biting a bandage wrapped around a bamboo slice to prevent the wounds around his mouth from sticking together. Picture taken November 15, 2011. REUTERS/Stringer (CHINA - Tags: SOCIETY HEALTH EDUCATION)

Wang Gengxiang, known as "Masked Boy", holds a towel in his mouth as he plays on a bed at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 9, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH) BEST QUALITY AVAILABLE

Wang Gengxiang, known as "Masked Boy", pretends to be cartoon character Ultraman as he plays in the front courtyard of his house at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 9, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Gengxiang, known as "Masked Boy", is fed by his father Wang Shouwu during breakfast in the front courtyard of their house at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 9, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Gengxiang, known as "Masked Boy", drinks milk on a bed next to his younger brother Wang Gengbao at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 9, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Gengxiang, known as "Masked Boy", plays with a balloon in an alley at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 8, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. Picture taken on September 8, 2011. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Gengxiang, known as "Masked Boy", adjusts his mask after his father changed a clean one for him on a bed
at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 9, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Gengxiang, known as "Masked Boy", folds up a piece of paper to make a paper plane in a kindergarden classroom at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 8, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter, most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. Gengxiang is not allowed to attend classes at the kindergarden due to his personal safety and concerns about how his presence might affect other children at the kindergarden, according to his father. He is only allowed into the kindergarden to play during media visits. Picture taken on September 8, 2011. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH EDUCATION)

A child reacts as Wang Gengxiang, known as "Masked Boy", tries to push a toy tricycle for him on a road on the outskirts of Fenyang, North China's Shanxi province September 8, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. Picture taken on September 8, 2011. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Gengxiang, known as "Masked Boy", plays on his father's motorcycle in the front courtyard of his house at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 9, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Shouwu blows a balloon for his son Gengxiang, known as "Masked Boy", beside a road at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 9, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Gengxiang, known as "Masked Boy", plays a joke on himself with his bag in a kindergarten classroom at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 8, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. Gengxiang is not allowed to attend classes at the kindergarden due to his personal safety and concerns about how his presence might affect other children at the kindergarden, according to his father. He is only allowed into the kindergarden to play during media visits. Picture taken on September 8, 2011. REUTERS/Jason Lee (CHINA- Tags: SOCIETY HEALTH EDUCATION)

Wang Gengxiang, known as "Masked Boy", plays alone outside a kindergarten classroom at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 9, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. Gengxiang is not allowed to attend classes at the kindergarden due to his personal safety and concerns about how his presence might affect other children at the kindergarden, according to his father. He is only allowed into the kindergarden to play during media visits. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH EDUCATION)

Wang Gengxiang, known as "Masked Boy", sits by a roadside as he plays by himself at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 9, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Gengxiang, known as "Masked Boy" , is seen in an outdoor toilet next to his dog outside the front courtyard of his house at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 9, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

The head of a kindergarten stops Wang Gengxiang, known as "Masked Boy", from entering as she talks to his father Wang Shouwu (R) at the kindergarten at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 9, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. Gengxiang is not allowed to attend classes at the kindergarden due to his personal safety and concerns about how his presence might affect other children at the kindergarden, according to his father. He is only allowed into the kindergarden to play during media visits. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH EDUCATION)

Wang Gengxiang, known as "Masked Boy", smiles as he plays with his father Wang Shouwu in the front courtyard of their house at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 8, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. Picture taken on September 8, 2011. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Gengxiang, known as "Masked Boy", looks out from an opening as he plays in the front courtyard of his house at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 9, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

A combination picture shows Wang Gengxiang (R) on Children's Day on June 1, 2010, and another picture of him after he was severely burned in an accident, at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province on September 9, 2011. Gengxiang, age 6 and known as "Masked Boy", was severely burned in the accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH TPX IMAGES OF THE DAY)

Wang Gengxiang, known as "Masked Boy", looks at a cartoon picture of little bears on a quilt cover as he plays in the front courtyard of his house at Mijiazhuang village on the outskirts of Fenyang, north China's Shanxi province September 9, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Gengxiang, known as "Masked Boy", rubs his face as the scars start to itch in a classroom of a kindergarten at Mijiazhuang village on the outskirts of Fenyang, north China's Shanxi province September 8, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. Gengxiang is not allowed to attend classes at the kindergarden due to his personal safety and concerns about how his presence might affect other children at the kindergarden, according to his father. He is only allowed into the kindergarden to play during media visits. Picture taken on September 8, 2011. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Gengxiang (L), known as "Masked Boy", and his young brother Wang Gengbao, 4, travel to their kindergarden with their parents Wang Shouwu and Yu Yanjun (R) at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 9, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Gengxiang, known as "Masked Boy", plays in the front courtyard of his house at Mijiazhuang village on the outskirts of Fenyang, north China's Shanxi province September 8, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. Picture taken on September 8, 2011. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Gengxiang, known as "Masked Boy", sleeps next to his father Wang Shouwu on a bed at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 9, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Gengxiang, known as "Masked Boy", reacts to an itch on his face in a classroom of a kindergarten at Mijiazhuang village on the outskirts of Fenyang, north China's Shanxi province September 8, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. Gengxiang is not allowed to attend classes at the kindergarden due to his personal safety and concerns about how his presence might affect other children at the kindergarden, according to his father. He is only allowed into the kindergarden to play during media visits. Picture taken on September 8, 2011. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Gengxiang (C), known as "Masked Boy", eats dinner with his father Wang Shouwu (L) and young brother Wang Gengbao in the front courtyard of their house at Mijiazhuang village on the outskirts of Fenyang, north China's Shanxi province September 8, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. Picture taken on September 8, 2011. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH FOOD)

Wang Gengxiang, known as "Masked Boy", carries bowls for dinner at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 9, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Gengxiang, known as "Masked Boy", closes the windows as he plays in the front courtyard of his house at Mijiazhuang village on the outskirts of Fenyang, north China's Shanxi province September 8, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. Picture taken on September 8, 2011. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Gengxiang, known as "Masked Boy", rests on a table in the front courtyard of his house at Mijiazhuang village on the outskirts of Fenyang, north China's Shanxi province September 8, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. Picture taken on September 8, 2011. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Shouwu helps his son Wang Gengxiang, known as "Masked Boy", wear a mask to prevent his scars from growing and spreading after he woke up in the morning at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 9, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Gengxiang, known as "Masked Boy", plays on a bed at Mijiazhuang village on the outskirts of Fenyang, north China's Shanxi province September 9, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH)

Wang Gengxiang, known as "Masked Boy", plays a staring game with a girl in a kindergarten classroom at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 8, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. Gengxiang is not allowed to attend classes at the kindergarden due to his personal safety and concerns about how his presence might affect other children at the kindergarden, according to his father. He is only allowed into the kindergarden to play during media visits. Picture taken on September 8, 2011. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH TPX IMAGES OF THE DAY EDUCATION)

Wang Gengxiang, known as "Masked Boy", plays with boy in a kindergarten classroom at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 8, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. Gengxiang is not allowed to attend classes at the kindergarden due to his personal safety and concerns about how his presence might affect other children at the kindergarden, according to his father. He is only allowed into the kindergarden to play during media visits. Picture taken on September 8, 2011. REUTERS/Jason Lee (CHINA - Tags: HEALTH SOCIETY TPX IMAGES OF THE DAY)

Wang Gengxiang, known as "Masked Boy", holds a towel in his mouth as he plays on a bed at Mijiazhuang village on the outskirts of Fenyang, North China's Shanxi province September 9, 2011. Gengxiang, 6, was severely burned in an accident involving a pile of burning straw last winter. Most of the skin on his head was burned off, requiring him to wear a full surgical mask to prevent the scars from becoming infected. The doctors disclosed that they cannot continue his skin-graft surgery until his damaged trachea, or windpipe, is strong enough, according to local media reports. REUTERS/Jason Lee (CHINA - Tags: SOCIETY HEALTH) FOR BEST QUALITY IMAGE SEE: GM1E83J1PU301

Researcher Xavier Nissan seen in his laboratory at the Institute for Stem cell Therapy and Exploration of Monogenic Diseases (I-Stem) in Evry, near Paris November 27, 2009. The team has succeeded in grafting epidermis from human embryonic stem cells onto mice in order to produce temporary skin substitutes for patients awaiting skin grafts. REUTERS/Gareth Watkins (FRANCE HEALTH SCI TECH)

Researcher Xavier Nissan seen in his laboratory at the Institute for Stem cell Therapy and Exploration of Monogenic Diseases (I-Stem) in Evry, near Paris November 27, 2009. The team has succeeded in grafting epidermis from human embryonic stem cells onto mice in order to produce temporary skin substitutes for patients awaiting skin grafts. REUTERS/Gareth Watkins (FRANCE HEALTH SCI TECH)

A researcher works in his laboratory at the Institute for Stem cell Therapy and Exploration of Monogenic Diseases (I-Stem) in Evry, near Paris November 27, 2009. The team has succeeded in grafting epidermis from human embryonic stem cells onto mice in order to produce temporary skin substitutes for patients awaiting skin grafts. REUTERS/Gareth Watkins (FRANCE HEALTH SCI TECH)

Researcher Xavier Nissan is seen seen in his laboratory at the Institute for Stem cell Therapy and Exploration of Monogenic Diseases (I-Stem) in Evry, near Paris November 27, 2009. The team has succeeded in grafting epidermis from human embryonic stem cells onto mice in order to produce temporary skin substitutes for patients awaiting skin grafts. REUTERS/Gareth Watkins (FRANCE HEALTH SCI TECH)

Researcher Xavier Nissan is seen seen in his laboratory at the Institute for Stem cell Therapy and Exploration of Monogenic Diseases (I-Stem) in Evry, near Paris November 27, 2009. The team has succeeded in grafting epidermis from human embryonic stem cells onto mice in order to produce temporary skin substitutes for patients awaiting skin grafts. REUTERS/Gareth Watkins (FRANCE HEALTH SCI TECH)

Researcher Xavier Nissan is seen seen in his laboratory at the Institute for Stem cell Therapy and Exploration of Monogenic Diseases (I-Stem) in Evry, near Paris November 27, 2009. The team has succeeded in grafting epidermis from human embryonic stem cells onto mice in order to produce temporary skin substitutes for patients awaiting skin grafts. REUTERS/Gareth Watkins (FRANCE HEALTH SCI TECH)

Researcher Xavier Nissan is seen seen in his laboratory at the Institute for Stem cell Therapy and Exploration of Monogenic Diseases (I-Stem) in Evry, near Paris November 27, 2009. The team has succeeded in grafting epidermis from human embryonic stem cells onto mice in order to produce temporary skin substitutes for patients awaiting skin grafts. REUTERS/Gareth Watkins (FRANCE HEALTH SCI TECH)

Researcher Xavier Nissan is seen seen in his laboratory at the Institute for Stem cell Therapy and Exploration of Monogenic Diseases (I-Stem) in Evry, near Paris November 27, 2009. The team has succeeded in grafting epidermis from human embryonic stem cells onto mice in order to produce temporary skin substitutes for patients awaiting skin grafts. REUTERS/Gareth Watkins (FRANCE HEALTH SCI TECH)

Zhang Xiuping (L) and her son Lin Dawei lie on beds next to each other before their operation at a hospital in Hefei, Anhui province December 15, 2007. Xiuping is transplanting one of her kidneys to her son. A worldwide shortage of organs has forced many people with end-stage illnesses to rely on living donors, either relatives, or strangers from poorer countries where organs can be obtained cheaply, to donate kidneys, liver sections, lung lobes, skin and bones for grafts. REUTERS/Jianan Yu (CHINA)

Zhang Xiuping (L) embraces her son Lin Dawei before transplanting one of her kidneys to him at a hospital in Hefei, Anhui province December 15, 2007. A worldwide shortage of organs has forced many people with end-stage illnesses to rely on living donors, either relatives, or strangers from poorer countries where organs can be obtained cheaply, to donate kidneys, liver sections, lung lobes, skin and bones for grafts. REUTERS/Jianan Yu (CHINA)

Chan Yeuk-pang, 48, poses with his son James Chan (R) in Hong Kong September 8, 2007. A worldwide shortage of organs has forced many people with end-stage illnesses to rely on living donors -- either relatives, or strangers from poorer countries where organs can be obtained cheaply -- to donate kidneys, liver sections, lung lobes, skin and bones for grafts. But the complications and risks for donors -- including bleeding, infection and in some cases death -- mean that many donors find their own health deteriorating after the operations. James Chan donated most of his liver to his father. Picture taken September 8, 2007. To match feature HEALTH-ORGANS/ REUTERS/Bobby Yip (CHINA)

Bangladeshi child with cleft upper lip waits for skin graft operation by Italian surgeons at Dhaka hospital January. A Bangladeshi child with a cleft upper lip wait for a skin graft operation by Italian surgeons at Dhaka Medical College Hospital January 3, 2005. A 13-member team of Italian surgeons led by Professor P.G. Morselli arrived in Bangladesh on December 27 to provide free surgery and treatment to Bangladeshi patients with acid burns. The surgeons will be in Bangladesh until January 14. REUTERS/Mohammad Shahidullah

A Bangladeshi child and his mother waits for a skin graft operation by Italian surgeons at Dhaka Medical College Hospital January 3, 2005. A 13-member team of Italian surgeons led by Professor P.G. Morselli arrived in Bangladesh on December 27 to provide free surgery and treatment to Bangladeshi patients with acid burns. The surgeons will be in Bangladesh until January 14. REUTERS/Mohammad Shahidullah NA/FA

Prosthesis maker Maria Niino fits two artificial fingers, a pinkie and a ring finger, onto the hand of a Japanese man who had once had the two fingers cut off, at prosthesis manufacturer New Body Institute in Tokyo. The company makes various body parts for rental and sale, from fingers, ears, noses, to breasts and skin grafts, made mostly of silicon. The fingers fitted on to the customer cost 100,000 yen (about $830) each. Picture taken 13OCT98.

ES/JIR/JDP

Prosthesis maker Maria Niino fits two artificial fingers, a pinkie and a ring finger, onto the hand of a Japanese man who had once had the two fingers cut off, at prosthesis manufacturer New Body Institute in Tokyo. The company makes various body parts for rental and sale, from fingers, ears, noses, to breasts and skin grafts, made mostly of silicon. The fingers fitted on to the customer cost 100,000 yen (about $830) each. Picture taken 13OCT98.