THE BIRTH CANAL--PRACTICAL APPLICATIONS.
D000005:Abdomen; D005260:Female; D005333:Fetus; D006801:Humans; D007746:Labor Presentation; D007743:Labor, Obstetric; D009321:Natural Childbirth; D010388:Pelvis; D011247:Pregnancy; D014599:Uterus; D014621:Vagina
ABDOMEN; FETUS; LABOR; LABOR PRESENTATION; NATURAL CHILDBIRTH; PELVIS; PREGNANCY; UTERUS; VAGINA