title: [Methods of recording fetal heart rate].
mesh_terms: D000162:Acoustics; D002869:Chromosome Aberrations; D004562:Electrocardiography / Q000295:instrumentation; D004569:Electroencephalography; D005260:Female; D005318:Fetal Heart / Q000502:physiology*; D006334:Heart Function Tests; D006339:Heart Rate; D006801:Humans; D008722:Methods; D010701:Phonocardiography / Q000295:instrumentation; D011247:Pregnancy; D014465:Ultrasonics / Q000009:adverse effects / Q000295:instrumentation
vernacular_title: Metody zapisywania czynności serca płodu.