Ross Sherina, Rajwal Sanjay Kumar, Sugarman Ian, Picton Susan, Devlin James, Davison Suzanne, McClean Patricia
Children's GI and Liver Unit, Leeds Teaching Hospitals NHS Trust, Leeds, UK.
J Pediatr Gastroenterol Nutr. 2010 Aug;51(2):229-31. doi: 10.1097/MPG.0b013e3181d893c6.