Mucosal biopsy in the evaluation of inflammatory bowel disease.
D001706:Biopsy; D003093:Colitis, Ulcerative / Q000175:diagnosis / Q000473:pathology; D003109:Colonic Diseases, Functional / Q000175:diagnosis* / Q000473:pathology; D003424:Crohn Disease / Q000175:diagnosis / Q000473:pathology; D006801:Humans; D007413:Intestinal Mucosa / Q000473:pathology*