title: Acute upper gastrointestinal bleeding: identifying low risk patients.
authors.forename: G
authors.initials: G
authors.lastname: Chakrabarty
authors.forename: C
authors.initials: C
authors.lastname: Groves
authors.forename: R
authors.initials: R
authors.lastname: Pollok
mesh_terms: D001803:Blood Transfusion / Q000379:methods*; D016099:Endoscopy, Gastrointestinal / Q000379:methods*; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000453:epidemiology*; D006488:Hemostasis, Surgical / Q000379:methods*; D006801:Humans; D008297:Male; D018570:Risk Assessment / Q000379:methods*