[1] Saitama Children’s Medical Center,Division of Gastroenterology and Hepatology
[2] National Center for Child Health and Development,Center for Pediatric Inflammatory Bowel Disease, Division of Gastroenterology
[3] Juntendo University,Department of Pediatrics, Faculty of Medicine
[4] Tokyo Metropolitan Children’s Medical Center,Department of Gastroenterology
[5] Yokohama City University Medical Center,Inflammatory Bowel Disease Center
[6] Kurume University School of Medicine,Department of Pediatrics and Child Health
[7] Shinshu University School of Medicine,Department of Pediatrics
[8] Jichi Medical University,Department of Pediatrics
[9] Fujita Health University,Department of Pediatric Surgery
[10] Gunma University Graduate School of Medicine,Department of Pediatrics
[11] Chiba Children’s Hospital,Division of Pediatric Surgery
[12] Akita University Graduate School of Medicine,Department of Pediatrics
[13] Okinawa Chubu Hospital,Department of Pediatrics
[14] Osaka Women’s and Children’s Hospital,Department of Gastroenterology, Nutrition and Endocrinology
[15] Aichi Children’s Health and Medical Center,Department of Infection and Immunology
[16] Tokyo Medical University,Department of Pediatrics and Adolescent Medicine
[17] Miyagi Children’s Hospital,Department of General Pediatrics and Gastroenterology
[18] Osaka General Medical Center,Department of Pediatrics
[19] Kyoto University Hospital,Department of Pediatrics
[20] Sapporo Kosei General Hospital,Department of Pediatrics
[21] Osaka Police Hospital,Department of Pediatrics
