No abstract available
MeSH terms
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Aged
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Aortic Valve / surgery
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Aortic Valve Stenosis / surgery*
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Bioprosthesis*
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Blood Platelets / drug effects
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Cardiopulmonary Bypass*
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Female
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Heart Valve Prosthesis*
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Heparin / administration & dosage
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Hirudin Therapy*
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Humans
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Platelet Aggregation / drug effects
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Platelet Aggregation Inhibitors / therapeutic use*
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Recombinant Proteins / therapeutic use
Substances
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Platelet Aggregation Inhibitors
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Recombinant Proteins
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Heparin