Qureshi Muhammad Azim, Mouzaki Marialena, Le Tri
Department of Pediatrics, Division of Gastroenterology and Nutrition, Penn State Children's Hospital, Hershey, PA 17033, USA.
J Pediatr Endocrinol Metab. 2009 Aug;22(8):759-62. doi: 10.1515/jpem.2009.22.8.759.