No abstract available
MeSH terms
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Animals
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Copulation*
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Ejaculation
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Embryo Implantation
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Estrus
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Female
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Ketosteroids / blood
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Male
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Pregnancy
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Pregnanes / blood*
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Progesterone / blood*
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Progesterone / metabolism
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Rats
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Sexual Behavior, Animal*
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Time Factors
Substances
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Ketosteroids
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Pregnanes
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Progesterone