A nurse feeds a premature baby with milk from the Human Milk Bank at the Fernandes Figueira Institute hospital in Rio de Janeiro August 15, 2012. Brazil has the largest network of Human Milk Banks in the world, recognized by the World Health Organization (WHO), with more than 200 headquarters established throughout the country, according to a report by Fernandes Figueira Institute hospital. Picture taken August 15, 2012. REUTERS/Pilar Olivares (BRAZIL - Tags: HEALTH)