title: Variceal hemorrhage among patients with varices and upper gastrointestinal hemorrhage.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D004724:Endoscopy; D004932:Esophageal and Gastric Varices / Q000150:complications* / Q000175:diagnosis; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis / Q000209:etiology*; D006801:Humans; D008875:Middle Aged; D011446:Prospective Studies; D013781:Texas