title: Some problems of surgical treatment of nonspecific ulcerative colitis.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D003082:Colectomy / Q000009:adverse effects; D003093:Colitis, Ulcerative / Q000601:surgery*; D006801:Humans; D008875:Middle Aged; D010538:Peritonitis / Q000150:complications; D012007:Rectum / Q000601:surgery