Approach to fetal research--present and future.
D000818:Animals; D004285:Dogs; D004562:Electrocardiography; D005260:Female; D005318:Fetal Heart; D005333:Fetus / Q000502:physiology*; D000882:Haplorhini; D006801:Humans; D011247:Pregnancy; D012106:Research; D013686:Telemetry