title: Perianal complications in Crohn's disease.
authors.affiliation: Department of Internal Medicine, University of Essen, F.R.G.
authors.forename: H
authors.initials: H
authors.lastname: Goebell
mesh_terms: D003093:Colitis, Ulcerative / Q000175:diagnosis* / Q000453:epidemiology / Q000209:etiology; D003424:Crohn Disease / Q000150:complications / Q000175:diagnosis* / Q000453:epidemiology; D003937:Diagnosis, Differential; D006801:Humans; D015994:Incidence; D012003:Rectal Fistula / Q000175:diagnosis* / Q000453:epidemiology / Q000209:etiology