No abstract available
Publication types
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Comparative Study
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Animals
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Animals, Newborn
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Endorphins / blood*
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Female
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Fetal Blood / analysis
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Fetus
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Oxygen / blood*
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Partial Pressure
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Pregnancy
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Sheep
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beta-Lipotropin / blood*
Substances
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Endorphins
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beta-Lipotropin
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Oxygen