No abstract available
MeSH terms
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Aged
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Anticoagulants / therapeutic use
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Heparin / therapeutic use
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Humans
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Male
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Pulmonary Embolism / diagnostic imaging*
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Pulmonary Embolism / drug therapy
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Pulmonary Embolism / etiology
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Radiography
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Risk Factors
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Ultrasonography
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Venous Thrombosis / complications
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Venous Thrombosis / diagnostic imaging*