title: [Evaluation of fetal cardiac activity during labor by an ultrasonic method].
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D005318:Fetal Heart / Q000502:physiology*; D006801:Humans; D007231:Infant, Newborn; D007743:Labor, Obstetric; D010701:Phonocardiography; D011247:Pregnancy; D014463:Ultrasonography
vernacular_title: Otsenka serdechnoĭ deiatel'nosti ploda v rodakh ul'trazvukovym metodom.