Analysis of the Doppler signals from the fetal heart.
D000328:Adult; D004452:Echocardiography; D004562:Electrocardiography; D005260:Female; D005318:Fetal Heart / Q000502:physiology*; D006439:Hemodynamics; D006801:Humans; D008722:Methods; D008991:Monitoring, Physiologic; D010701:Phonocardiography; D011247:Pregnancy; D014463:Ultrasonography; D014469:Umbilical Arteries / Q000502:physiology