title: In the X-ray file.
authors.affiliation: University of Chicago Hospital, Chicago, Illinois 60637, USA.
authors.forename: J R
authors.initials: JR
authors.lastname: Harrison
mesh_terms: D000328:Adult; D003424:Crohn Disease / Q000150:complications; D006801:Humans; D008297:Male; D011859:Radiography; D012003:Rectal Fistula / Q000000981:diagnostic imaging* / Q000209:etiology