[1] Harvard Univ, Sch Med, Dept Pediat, Boston, MA 02115 USA
[2] Learning & Dev Disabil Evaluat & Rehabil Serv, Lexington, MA USA
[3] Mass Gen Hosp Children, Pediat Gastrointestinal Unit, Div Pediat Gastroenterol & Nutr, Boston, MA 02114 USA
[4] Mass Gen Hosp Children, Dept Pediat, Boston, MA 02114 USA
[5] Mass Gen Hosp Children, Dept Neurol, Boston, MA 02114 USA
[6] Univ So Calif, Keck Sch Med, Dept Psychiat & Behav Sci, Los Angeles, CA 90033 USA
[7] Univ Arkansas Med Sci, Arkansas Childrens Hosp, Div Pediat Gastroenterol Hepatol & Nutr, Little Rock, AR 72205 USA
[8] Childrens Hosp Denver, Sect Pediat Gastroenterol Hepatol & Nutr, Aurora, CO USA
[9] Univ Colorado Denver, Sch Med, Dept Pediat, Aurora, CO USA
[10] NYU, Sch Med, Dept Pediat Adm, NYU Langone LangoneMed Ctr, New York, NY USA
[11] Univ Calif Davis, Dept Internal Med, Div Rheumatol Allergy & Clin Immunol, Davis, CA 95616 USA
[12] Columbia Univ, Dept Psychiat, Div Child & Adolescent Psychiat, New York Presbyterian Hosp, New York, NY USA
[13] Childrens Hosp, Div Ambulatory Pediat, Dept Pediat, Natl Jewish Hlth, Denver, CO USA
[14] Univ Colorado, Sch Med, Dept Pediat, Denver, CO USA
[15] Baylor Coll Med, Dept Mol & Human Genet, Houston, TX 77030 USA
[16] SUNY Stony Brook, Dept Psychol, Stony Brook, NY 11794 USA
[17] Columbia Univ Coll Phys & Surg, Dept Pathol & Cell Biol, New York, NY 10032 USA
[18] Univ Rochester, Med Ctr, Golisano Childrens Hosp Strong, Div Neurodev & Behav Pediat, Rochester, NY 14642 USA
[19] Mahidol Univ, Dept Pediat, Siriraj Hosp, Bangkok 10700, Thailand
[20] Univ Med & Dent New Jersey, New Jersey Med Sch, Div Allergy Immunol & Infect Dis Pediat, Newark, NJ 07103 USA
[21] Univ Rochester, Med Ctr, Golisano Childrens Hosp Strong, Div Pediat Gastroenterol & Nutr, Rochester, NY 14642 USA
[22] Univ So Calif, Keck Sch Med, Zilkha Neurogenet Inst, Los Angeles, CA 90033 USA
[23] Univ So Calif, Keck Sch Med, Dept Cell & Neurobiol, Los Angeles, CA 90033 USA
[24] Univ Penn, Childrens Hosp Philadelphia, Div Child Dev Rehabil & Metab Dis, Dept Pediat, Philadelphia, PA 19104 USA
[25] Childrens Ctr Digest Hlth Care LLC, Atlanta, GA USA
[26] Cleveland Clin, Inst Pathol & Lab Med, Cleveland, OH 44106 USA
[27] Cleveland Clin, Inst Gen Med, Cleveland, OH 44106 USA
[28] Cleveland Clin, Inst Neurol, Cleveland, OH 44106 USA
[29] Cleveland Clin, Inst Pediat, Cleveland, OH 44106 USA
[30] UNIGRANRIO, Brasilian Acad Med, Escola Med, Dept Pediat, Rio De Janeiro, Brazil
[31] Northwestern Univ, Childrens Mem Hosp, Feinberg Sch Med NW, Div Gastroenterol Hepatol & Nutr, Chicago, IL 60614 USA
[32] Childrens Hosp Boston, Dept Gastroenterol & Nutr, Peabody, MA USA
[33] Univ Calif Los Angeles, David Geffen Sch Med, Dept Pediat, Pediat Pain Program, Los Angeles, CA 90095 USA