[1] Heim Pal Childrens Hosp, Budapest, Hungary
[2] Univ Pecs, Inst Translat Med, Pecs, Hungary
[3] Cincinnati Childrens Hosp Med Ctr, Div Gastroenterol Hepatol & Nutr, Cincinnati, OH 45229 USA
[4] Univ Pittsburgh, Childrens Hosp Pittsburgh, Dept Pediat, Med Ctr, Pittsburgh, PA 15213 USA
[5] Washington Univ, Sch Med, Dept Pediat, St Louis, MO 63110 USA
[6] Childrens Mem Hlth Inst, Dept Gastroenterol Hepatol Feeding Disorders & Pe, Warsaw, Poland
[7] Boston Univ, Dept Mol & Cell Biol, Ctr Exocrine Disorders, Henry M Goldman Sch Dent Med, Boston, MA 02215 USA
[8] Virginia Commonwealth Univ, Div Gastroenterol & Nutr, Childrens Hosp Richmond, Richmond, VA USA
[9] Univ Iowa, Stead Family Dept Pediat, Carver Coll Med, Div Pediat Gastroenterol, Iowa City, IA USA
[10] Hadassah Hebrew Univ Hosp, Pediat Gastroenterol Unit, Jerusalem, Israel
[11] Tech Univ Munich, Else Kroner Fresenius Zentrum Ernahrungsmed, Paediat Nutr Med, Freising Weihenstephan, Germany
[12] Univ Szeged, Dept Med 1, Szeged, Hungary
[13] Kings Coll Hosp London, Paediat Liver GI & Nutr Ctr, London, England
[14] Kings Coll London, Inst Liver Studies, Div Transplantat Immunol & Mucosal Biol, London, England
[15] Uppsala Univ Hosp, Dept Surg, Uppsala, Sweden
[16] Univ Liverpool, Inst Translat Med, Dept Mol & Clin Canc Med, Liverpool, Merseyside, England
[17] Univ Liverpool, Royal Liverpool Univ Hosp, Inst Translat Med, Liverpool Pancreatitis Res Grp, Liverpool, Merseyside, England