No abstract available
MeSH terms
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Constipation / drug therapy
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Endorphins / biosynthesis
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Endorphins / physiology*
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Female
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Fetal Blood
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Fetus
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Gastrointestinal Motility / drug effects
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Humans
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Hypoxia / drug therapy
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Hypoxia / metabolism
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Infant, Newborn
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Naloxone / therapeutic use
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Pregnancy
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Receptors, Opioid / metabolism
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Stress, Physiological / metabolism
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Sudden Infant Death / etiology
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beta-Lipotropin / physiology
Substances
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Endorphins
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Receptors, Opioid
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Naloxone
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beta-Lipotropin