Fetal and maternal heart rates in a case of twin pregnancy of the Thoroughbred horse.
D000818:Animals; D004562:Electrocardiography; D005260:Female; D005318:Fetal Heart / Q000502:physiology*; D006339:Heart Rate; D006736:Horses / Q000502:physiology*; D006801:Humans; D011247:Pregnancy; D011270:Pregnancy, Animal; D011272:Pregnancy, Multiple; D014427:Twins