No abstract available
MeSH terms
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Analgesia*
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Anesthesia*
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Anesthesia, Obstetrical*
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Asphyxia Neonatorum*
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Delivery, Obstetric*
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Depression*
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Female
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Fetus*
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Humans
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Infant, Newborn
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Labor Presentation*
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Meperidine*
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Pharmacology*
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Phenothiazines*
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Pregnancy
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Tranquilizing Agents*
Substances
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Phenothiazines
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Tranquilizing Agents
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Meperidine