title: [69 year-old patient with chronic abdominal pain and anemia in neurofibromatosis].
authors.affiliation: Klinik und Poliklinik für Innere Medizin I, Universitätsklinik Regensburg, 93042, Regensburg. martina.schulz@klinik.uni-regensburg.de
authors.forename: M
authors.initials: M
authors.lastname: Schulz
authors.forename: A
authors.initials: A
authors.lastname: Schreyer
authors.forename: S C
authors.initials: SC
authors.lastname: Glöckner
authors.forename: J
authors.initials: J
authors.lastname: Schölmerich
authors.forename: I
authors.initials: I
authors.lastname: Zuber-Jerger