title: Clinico-sigmoidoscopic presentation in non-specific ulcerative colitis.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D003093:Colitis, Ulcerative / Q000175:diagnosis*; D005260:Female; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D012812:Sigmoidoscopy