title: Obscure-overt gastrointestinal bleeding.
authors.affiliation: David Geffen School of Medicine at University of California-Los Angeles, Veterans Affairs Greater Los Angeles Healthcare System, USA. lgralnek@mednet.ucla.edu
authors.forename: Ian M
authors.initials: IM
authors.lastname: Gralnek
mesh_terms: D000368:Aged; D000792:Angiography; D003113:Colonoscopy; D016145:Endoscopy, Digestive System; D017707:Erythrocyte Transfusion; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis* / Q000628:therapy*; D006801:Humans; D007262:Infusions, Intravenous; D008297:Male