No abstract available
MeSH terms
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Anticoagulants / therapeutic use
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Contraceptives, Oral / adverse effects*
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Female
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Humans
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Middle Aged
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Pulmonary Embolism / drug therapy
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Pulmonary Embolism / etiology*
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Venous Thrombosis / drug therapy
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Venous Thrombosis / etiology*
Substances
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Anticoagulants
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Contraceptives, Oral