Lücke Thomas, Keiser Markus, Illsinger Sabine, Lentze Michael J, Naim Hassan Y, Das Anibh M
Department of Pediatrics II, Hannover Medical School, Hannover, Germany.
J Pediatr Gastroenterol Nutr. 2009 Oct;49(4):485-7. doi: 10.1097/MPG.0b013e3181a4c0df.