No abstract available
MeSH terms
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Adolescent
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Child
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Child, Preschool
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Factor IX / administration & dosage
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Factor IX / therapeutic use*
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Factor VIII / administration & dosage
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Factor VIII / therapeutic use*
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Hemophilia A / drug therapy*
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Hemophilia A / epidemiology
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Hemophilia B / drug therapy*
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Hemophilia B / epidemiology
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Humans
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Infant
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Infant, Newborn
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Poland / epidemiology
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Premedication*
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Registries