Department of Internal Medicine;
Tokyo Metropolitan Komagome Hospital;
Division of Gastroenterology;
Tohoku University;
Department of Gastroenterology and Hepatology;
Kansai Medical University;
Department of Gastroenterology;
Kyoto University;
Immunoglobulin; G4; Autoimmune; pancreatitis; Gastritis; Colonic; polyp; Ulcerative; colitis;