No abstract available
Publication types
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Clinical Trial
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Controlled Clinical Trial
MeSH terms
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Biological Assay
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Blood Coagulation / drug effects*
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Blood Coagulation Tests
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Clinical Trials as Topic
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Ethinyl Estradiol / administration & dosage*
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Ethinyl Estradiol / adverse effects
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Female
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Humans
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Placebos
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Prothrombin Time
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Thromboplastin
Substances
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Placebos
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Ethinyl Estradiol
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Thromboplastin