[1] Karolinska Inst, Dept Med Epidemiol & Biostat, S-17177 Stockholm, Sweden
[2] Orebro Univ Hosp, Dept Paediat, Orebro, Sweden
[3] Univ Nottingham, Sch Med, Div Epidemiol & Publ Hlth, Nottingham, England
[4] Karolinska Inst, Div Family Med, S-10401 Stockholm, Sweden
[5] Univ Salerno, Dept Med & Surg, Salerno, Italy
[6] Univ Calif San Diego, San Diego, CA 92103 USA
[7] Celiac Dis Fdn, Los Angeles, CA USA
[8] Columbia Univ, Celiac Dis Ctr, New York, NY USA
[9] Nationwide Childrens Hosp, Div Gastroenterol, Columbus, OH USA
[10] Univ Durham, Sch Med Pharm & Hlth, Primary Care & Gen Practice, Stockton On Tees, England
[11] Univ Munich, Dr von Hauner Childrens Hosp, Munich, Germany
[12] Hungary Assoc European Coeliac Soc, AOECS, Budapest, Hungary
[13] Oslo Univ Hosp, Rikshosp, Dept Gastroenterol, Oslo, Norway
[14] Oslo Univ Hosp, Rikshosp, Ctr Immune Regulat, Oslo, Norway
[15] Leiden Univ, Med Ctr, Dept Pediat, Leiden, Netherlands
[16] Mayo Clin, Dept Immunol, Div Gastroenterol & Hepatol, Rochester, MN USA
[17] Columbia Univ, Med Ctr, Div Paediat Gastroenterol, New York, NY USA
[18] Univ Newcastle, Sch Med & Publ Hlth, Fac Hlth & Med, Anat Pathol, Newcastle, NSW, Australia
[19] Royal Hallamshire Hosp, Acad Unit Gastroenterol, Sheffield, S Yorkshire, England
[20] Univ Sheffield, Sheffield, S Yorkshire, England
[21] Tel Aviv Univ, Schneider Childrens Med Ctr Israel, Inst Gastroenterol Nutr & Liver Dis, Tel Aviv, Israel
[22] Univ Federico II, Dept Med Translat Sci, Naples, Italy
[23] Univ Federico II, European Lab Invest Food Induced Dis, Naples, Italy
[24] Odense Univ Hosp, Hans Christian Andersen Childrens Hosp, Odense C, Denmark