No abstract available
MeSH terms
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Adult
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Animals
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Brain / metabolism
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Estrogens / physiology
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Female
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Humans
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Male
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Morphine / blood
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Narcotics / pharmacology*
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Progesterone / physiology
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Respiratory Mechanics / drug effects*
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Respiratory Mechanics / physiology*
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Sex Factors
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Testosterone / physiology
Substances
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Estrogens
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Narcotics
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Testosterone
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Progesterone
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Morphine