No abstract available
MeSH terms
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Adolescent
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Adult
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Cimetidine / blood
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Cimetidine / toxicity*
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Female
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Fetal Blood / analysis
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Fetal Heart / drug effects
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Guanidines / toxicity*
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Heart Rate / drug effects
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Humans
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Labor, Obstetric / drug effects*
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Pregnancy
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Uterine Contraction / drug effects