title: Interobserver variation of colonoileoscopic findings in Crohn's disease.
authors.forename: D J
authors.initials: DJ
authors.lastname: Helper
authors.forename: D K
authors.initials: DK
authors.lastname: Rex
mesh_terms: D003106:Colon / Q000473:pathology*; D003113:Colonoscopy / Q000379:methods*; D003424:Crohn Disease / Q000175:diagnosis*; D006801:Humans; D007082:Ileum / Q000473:pathology*; D015588:Observer Variation; D015203:Reproducibility of Results