Uauy Ricardo, Desjeux Jehan-François, Ahmed Tahmeed, Hossain Muttaquina, Brewster David, Forbes David, Caton Harmony, Kleinman Ronald E
Division of Pediatrics, School of Medicine, Pontifical Universidad Católica de Chile, Santiago.
J Pediatr Gastroenterol Nutr. 2012 Nov;55(5):476-81. doi: 10.1097/MPG.0b013e318272af06.