A relative mourns the death of her niece, who died after consuming contaminated meals given to children at a school on Tuesday at Chapra district in the eastern Indian state of Bihar July 18, 2013. The Indian government announced on Thursday it would set up an inquiry into the quality of food given to school pupils in a nationwide free meal scheme after at least 23 children died in one of the deadliest outbreaks of mass poisoning in years. REUTERS/Adnan Abidi 

A sick boy lies on his mother's lap inside a hospital after he consumed contaminated meals given to children at a school on Tuesday, in the eastern Indian city of Patna July 18, 2013. REUTERS/Adnan Abidi 

A man mourns the death of his daughter, who died after consuming contaminated meals given to children at a school on Tuesday at Chapra district, in the eastern Indian state of Bihar July 18, 2013. REUTERS/Adnan Abidi 

Khushi Kumari, who is sick, cries in pain as she lies on a bed inside a hospital after she consumed contaminated meals given to children at a school on Tuesday, in the eastern Indian city of Patna July 18, 2013. REUTERS/Adnan Abidi 

Family members of a school girl (not pictured) mourn her death after she consumed contaminated meals given to children at a school on Tuesday at Chapra district, in the eastern Indian state of Bihar July 18, 2013. REUTERS/Adnan Abidi 

Villagers in front of a school stand next to the grave of a child who died after consuming contaminated meals given to children at a school on Tuesday at Chapra district in the eastern Indian state of Bihar July 18, 2013. REUTERS/Adnan Abidi 

A villager buries the clothes and toys of school children who died after consuming contaminated meals given to children at a school on Tuesday at Chapra district, in the eastern Indian state of Bihar July 18, 2013. REUTERS/Adnan Abidi 

The clothes and shoes of a girl, who died after consuming contaminated meals given to children at a school on Tuesday, are pictured after they were placed by her family members on her grave at Chapra district in the eastern Indian state of Bihar July 18, 2013. REUTERS/Adnan Abidi 

The breakfast provided by the hospital is kept beside Saurav Kumar, a sick boy who consumed contaminated meals given to children at a school on Tuesday, in the eastern Indian city of Patna July 18, 2013. REUTERS/Adnan Abidi 

A girl, who fell sick after consuming contaminated meals given to children at a school on Tuesday, rests inside a hospital in the eastern Indian city of Patna July 18, 2013. REUTERS/Adnan Abidi 

A woman carries her niece who got sick after consuming contaminated meals given to children at a school on Tuesday, in the eastern Indian city of Patna July 18, 2013. REUTERS/Adnan Abidi 

Mala Kumari (C), whose younger sister died after consuming contaminated meals given to children at a school on Tuesday, speaks to the media while standing next to villagers inside her house at Chapra district in the eastern Indian state of Bihar July 18, 2013. REUTERS/Adnan Abidi 

A villager walks past the graves of the school children who died after consuming contaminated meals given to them at a school on Tuesday, at Chapra district in the eastern Indian state of Bihar July 18, 2013. REUTERS/Adnan Abidi 

A villager looks back towards the locked house of the head mistress of a school, who fled with her family after children from her school died after consuming contaminated meals given to them on Tuesday, at Chapra district in the eastern Indian state of Bihar July 18, 2013. REUTERS/Adnan Abidi 

Asha Devi holds her head while sitting next to her sick daughter Savita (R) who consumed spurious meals at a school on Tuesday, at a hospital in the eastern Indian city of Patna July 17, 2013. REUTERS/Krishna Murari Kishan 

Women sit next to their sick children who consumed spurious meals at a school on Tuesday, at a hospital in the eastern Indian city of Patna July 17, 2013. REUTERS/Krishna Murari Kishan