Obstetrics and gynecology.
Huggins
G R
GR
D003267:Contraception / Q000379:methods; D005260:Female; D006176:Gynecology; D006801:Humans; D007434:Intrauterine Devices / Q000009:adverse effects; D009774:Obstetrics; D011247:Pregnancy; D011296:Prenatal Diagnosis / Q000379:methods; D012106:Research; D014481:United States