title: [Ulcerative colitis. A Tromsø series, 1974-1977].
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D003093:Colitis, Ulcerative / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009664:Norway; D012737:Sex Factors
vernacular_title: Ulcerøs colitt. Tromsø-materiale 1974-1977.