[Obstetrics & gynecology in the U.S.A].
D005260:Female; D006176:Gynecology; D009774:Obstetrics; D010820:Physicians; D011247:Pregnancy; D013043:Specialties, Surgical; D014481:United States
GYNECOLOGY; OBSTETRICS
Havaintoja synnytysja naistentautiopin alalta USA:sta.