title: Crohn's disease.
authors.affiliation: Department of Surgery, University of Chicago Medical Center, Illinois.
authors.forename: G E
authors.initials: GE
authors.lastname: Block
authors.forename: F
authors.initials: F
authors.lastname: Michelassi
authors.forename: M
authors.initials: M
authors.lastname: Tanaka
authors.forename: R H
authors.initials: RH
authors.lastname: Riddell
authors.forename: S B
authors.initials: SB
authors.lastname: Hanauer
mesh_terms: D001706:Biopsy; D002985:Clinical Protocols; D003093:Colitis, Ulcerative / Q000175:diagnosis; D003106:Colon / Q000473:pathology; D003424:Crohn Disease / Q000145:classification / Q000150:complications / Q000175:diagnosis / Q000628:therapy; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007082:Ileum / Q000473:pathology; D008297:Male; D009369:Neoplasms / Q000150:complications; D011183:Postoperative Complications; D011247:Pregnancy; D011248:Pregnancy Complications; D012008:Recurrence