No abstract available
MeSH terms
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Adrenergic beta-Antagonists / therapeutic use*
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Esophageal and Gastric Varices / complications
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Esophageal and Gastric Varices / drug therapy*
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Gastrointestinal Hemorrhage / drug therapy*
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Gastrointestinal Hemorrhage / etiology
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Gastrointestinal Hemorrhage / prevention & control*
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Humans
Substances
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Adrenergic beta-Antagonists