title: [Diagnostic significance of clinical symptoms in assessing the severity of acute gastrointestinal hemorrhages].
mesh_terms: D000208:Acute Disease; D001810:Blood Volume; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis*; D006439:Hemodynamics; D006801:Humans; D008551:Melena / Q000175:diagnosis; D009780:Occult Blood; D012189:Retrospective Studies; D014839:Vomiting / Q000175:diagnosis
vernacular_title: Diagnosticheskoe znachenie nekotorykh klinicheskikh simptomov v otsenke tiazhesti ostrykh zheludochno-kishechnykh krovotecheniĭ.