[Management of patients with unexplained gastrointestinal hemorrhage].
D000319:Adrenergic beta-Antagonists / Q000627:therapeutic use; D001803:Blood Transfusion; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis / Q000188:drug therapy / Q000628:therapy*; D006801:Humans
D000319:Adrenergic beta-Antagonists
Postupak kod nepoznatih uzroka krvarenja iz probavnog trakta.