Comparison of endoscopic ligation and propranolol for the primary prevention of variceal bleeding.
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D000319:Adrenergic beta-Antagonists / Q000008:administration & dosage*; D004932:Esophageal and Gastric Varices / Q000209:etiology / Q000601:surgery*; D004945:Esophagoscopy; D005500:Follow-Up Studies; D006471:Gastrointestinal Hemorrhage / Q000209:etiology / Q000517:prevention & control*; D006801:Humans; D008026:Ligation; D011433:Propranolol / Q000008:administration & dosage*; D012008:Recurrence
D000319:Adrenergic beta-Antagonists; D011433:Propranolol