title: [Ulcerative colitis].
authors.affiliation: First Department of Internal Medicine, Hirosaki University School of Medicine.
authors.forename: Akihiro
authors.initials: A
authors.lastname: Munakata
mesh_terms: D000367:Age Factors; D002423:Cause of Death; D003093:Colitis, Ulcerative / Q000175:diagnosis / Q000453:epidemiology* / Q000601:surgery; D013505:Digestive System Surgical Procedures / Q000706:statistics & numerical data; D005260:Female; D006801:Humans; D007564:Japan / Q000453:epidemiology; D008297:Male; D012015:Reference Standards; D012720:Severity of Illness Index; D012737:Sex Factors; D015996:Survival Rate; D013997:Time Factors