title: Gastrointestinal bleeding.
authors.affiliation: Dept. of Gastroenterology, Medical University of Silesia, Katowice, Poland. tamarek@csk.katowice.pl
authors.forename: T A
authors.initials: TA
authors.lastname: Marek
mesh_terms: D006471:Gastrointestinal Hemorrhage / Q000628:therapy*; D006801:Humans