No abstract available
MeSH terms
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Administration, Intravenous
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Gastrointestinal Hemorrhage / chemically induced
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Gastrointestinal Hemorrhage / drug therapy
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Histamine H2 Antagonists / therapeutic use
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Humans
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Medical Futility*
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Proton Pump Inhibitors* / therapeutic use
Substances
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Histamine H2 Antagonists
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Proton Pump Inhibitors