title: Acceleration time in the aorta and pulmonary artery measured by Doppler echocardiography in the midtrimester normal human fetus.
authors: N H
authors: NH
authors: Silverman
mesh_terms: D000818:Animals; D001011:Aorta / Q000196:embryology / Q000502:physiology*; D004452:Echocardiography; D005333:Fetus / Q000502:physiology*; D006801:Humans; D011651:Pulmonary Artery / Q000196:embryology / Q000502:physiology*; D012039:Regional Blood Flow; D012756:Sheep