No abstract available
MeSH terms
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Animals
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Animals, Newborn / physiology*
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Maternal Behavior
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Neurotransmitter Agents / physiology*
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Nucleus Accumbens / physiopathology
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Receptors, Neurotransmitter / physiology*
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Substance-Related Disorders / physiopathology*
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beta-Endorphin / physiology*
Substances
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Neurotransmitter Agents
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Receptors, Neurotransmitter
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beta-Endorphin