[Cardiac contraction frequency in healthy women during labor].
D000293:Adolescent; D000328:Adult; D002309:Cardiology / Q000295:instrumentation; D005260:Female; D006321:Heart / Q000502:physiology*; D006339:Heart Rate; D006801:Humans; D007743:Labor, Obstetric; D008991:Monitoring, Physiologic; D009321:Natural Childbirth; D011247:Pregnancy
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