Ulcerative and granulomatous colitis. Variations in observer interpretations and in roentgenographic appearance as related to time.
D003093:Colitis, Ulcerative / Q000000981:diagnostic imaging*; D003106:Colon / Q000000981:diagnostic imaging; D003424:Crohn Disease / Q000000981:diagnostic imaging*; D003937:Diagnosis, Differential; D006801:Humans; D007082:Ileum / Q000000981:diagnostic imaging; D011859:Radiography; D013997:Time Factors