Thayu Meena, Markowitz Jonathan E, Mamula Petar, Russo Pierre A, Muinos William I, Baldassano Robert N
Division of Gastroenterology and Nutrition, The Children's Hospital of Philadelphia, 3400 Civic Center Boulevard, Philadelphia, PA 19104, USA.
J Pediatr Gastroenterol Nutr. 2005 Feb;40(2):220-2. doi: 10.1097/00005176-200502000-00026.