title: [Gastroenterology update 1995--II].
authors.affiliation: Abteilung für Gastroenterologie, Universitätsklinikum Essen.
authors.forename: P
authors.initials: P
authors.lastname: Layer
authors.forename: H J
authors.initials: HJ
authors.lastname: Brambs
authors.forename: C
authors.initials: C
authors.lastname: Ell
authors.forename: W
authors.initials: W
authors.lastname: Fischbach
authors.forename: W E
authors.initials: WE
authors.lastname: Fleig
authors.forename: J
authors.initials: J
authors.lastname: Schölmerich
authors.forename: H
authors.initials: H
authors.lastname: Zirngibl
mesh_terms: D003937:Diagnosis, Differential; D005767:Gastrointestinal Diseases / Q000175:diagnosis / Q000209:etiology* / Q000601:surgery; D005770:Gastrointestinal Neoplasms / Q000175:diagnosis / Q000209:etiology* / Q000601:surgery; D006801:Humans; D011379:Prognosis; D012307:Risk Factors