No abstract available
MeSH terms
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Blood Coagulation Factors / analysis
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Child
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DNA Mutational Analysis
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Factor IX
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Female
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Hemophilia B / blood
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Hemophilia B / diagnosis*
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Hemophilia B / genetics
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Humans
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Postoperative Hemorrhage / etiology
Substances
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Blood Coagulation Factors
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factor IX Leyden
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Factor IX