The practice of gynecology and obstetrics. An analysis.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D005260:Female; D005831:Genital Diseases, Female; D006176:Gynecology; D006760:Hospitalization; D006801:Humans; D008427:Maternal Health Services; D008875:Middle Aged; D009774:Obstetrics; D011247:Pregnancy; D012017:Referral and Consultation; D014481:United States