Department of Gastroenterology and Neurology,Faculty of Medicine,Kagawa University;
Department of Gastroenterology,Kochi Health Sciences Center;
Department of Gastroenterological Surgery,Faculty of Medicine,Kagawa University;
Department of Gastroenterology,Sakaide City Hospital;
Department of Surgery,Ehime Rosai Hospital;
Department of Gastroenterology,Kagawa Saiseikai Hospital;
Department of Gynecology,Faculty of Medicine,Kagawa University;