Course and prognosis of ulcerative colitis developing in childhood.
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D003082:Colectomy; D003093:Colitis, Ulcerative / Q000150:complications / Q000453:epidemiology / Q000601:surgery; D003110:Colonic Neoplasms / Q000209:etiology; D006801:Humans; D007081:Ileostomy; D007223:Infant; D011349:Proctitis / Q000453:epidemiology; D011379:Prognosis; D012007:Rectum / Q000601:surgery