University of Tokyo - Department of Molecular Neurology, University of Tokyo - Department of Molecular Neurology, National Center for Global Health and Medicine - Biostatistics Section, University of Tokyo - Clinical Research Promotion Center, University of Tokyo - Department of Neurology, University of Tokyo - Department of Molecular Neurology, University of Tokyo - Department of Neurology, International University of Health and Welfare, Narita Campus - Institute of Medical Genomics, University of Tokyo - Department of Neurology, University of Tokyo - Department of Neurology, University of Tokyo - Clinical Research Promotion Center, University of Tokyo - Clinical Research Promotion Center, University of Tokyo - Clinical Research Promotion Center, University of Tokyo - Clinical Research Promotion Center, University of Tokyo - Clinical Research Promotion Center, National Center of Neurology and Psychiatry (NCNP) Hospital - Department of Neurology, National Center of Neurology and Psychiatry, Tokyo Medical and Dental University - Department of Neurology and Neurological Science, Tokyo Medical and Dental University - Department of Neurology and Neurological Science, Chiba University - Department of Neurology, Kyoto University - Department of Neurology, Kyoto University - Department of Neurology, Okayama University - Department of Neurology, Niigata University - Department of Neurology, Niigata University - Department of Neurology, Kyushu University - Department of Neurology, Kyushu University - Department of Neurology, Kyushu University - Department of Neurology, Nagoya University - Department of Neurology, Tottori University - Division of Neurology, National Hospital Organization (NHO) - Department of Neurology, Kagoshima University - Department of Neurology and Geriatrics, Hokkaido University - Department of Neurology, Hokkaido University - Department of Neurology, Hokkaido University - Department of Neurology and University of Tokyo - Department of Molecular Neurology

Toho University Sakura Medical Center - Department of Internal Medicine, Tokyo Medical and Dental University - Department of Gastroenterology and Hepatology, Ohmori Toshihide gastro-intestinal Clinic - Gastroenterology, Matsushima Clinic Yokohama Japan - Department of gastrointestinal division, Ishida Clinic of IBD and Gastroenterology - IBD and Gastroenterology, National Hospital Organization Hirosaki National Hospital - Department of Gastroenterology and Hematology, Kanke Gastrointestinal Clinic - Gastrointestinal division, Kitasato University - Research and Development Center for New Medical Frontiers, Fukuoka University Chikushi Hospital - Department of Gastroenterology, Hyogo College of Medicine - Center for Inflammatory Bowel Disease, Division of Internal Medicine, National Center of Neurology and Psychiatry, National Center of Neurology and Psychiatry (NCNP) Hospital - Department of Neurology, Komagome Hospital - Department of Neurology, EA Pharma Co., Ltd. - Clinical Development Department, EA Pharma Co., Ltd. - Clinical Development Department, Kitasato University - Center for Advanced IBD Research and Treatment and Toho University Sakura Medical Center, Division of Gastroenterology and Hepatology, Department of Internal Medicine

Tokyo Medical University - Department of Neurology, Tokyo Medical University - Department of Neurology, University of Tokyo - Department of Biostatics, University of Tokyo Hospital - Central Coordinating Unit, Tokyo Medical University - Department of Neurology, Tokyo Medical University - Department of Neurology, Tokyo Medical University - Department of Neurology, Shiga University of Medical Science - Department of Neurology, University of Tsukuba - Department of Neurology, University of Tsukuba - Department of Neurology, University of Tsukuba - Department of Neurology, Yamaguchi University Graduate School of Medicine - Department of Neurology and Clinical Neuroscience, Nagoya University - Department of Neurology, Nagoya University - Department of Neurology, Department of Neurology, National Hospital Organization Kumamoto Saishun Medical Center - Department of Neurology, Kitasato University School of Medicine - Department of Neurology, Kitasato University School of Medicine - Department of Neurology, University of Tokyo - Department of Neurology, University of Tokyo - Department of Neurology, Tokyo Metropolitan Neurological Hospital - Department of Neurology, University of Okayama - Department of Neurology, Hokkaido University - Department of Neurology, Hokkaido University - Department of Neurology, Hokkaido University - Department of Neurology, Tohoku University Hospital - Department of Neurology, Tohoku University Hospital - Department of Neurology, Nagoya University - Department of Neurology, National Center of Neurology and Psychiatry, University of Tokyo - Department of Biostatistics, University of Tokyo Hospital - Central Coordinating Unit and Tokyo Medical University - Department of Neurology