No abstract available
MeSH terms
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Anesthesia, Obstetrical*
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Blood*
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Female
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Headache / etiology
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Headache / prevention & control*
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Humans
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Injections, Epidural / adverse effects*
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Labor, Obstetric
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Methods
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Pregnancy
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Prospective Studies
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Random Allocation
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Wounds, Penetrating / etiology*
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Wounds, Penetrating / therapy