Adolescents' Use of a hospital-based contraceptive program.
D000293:Adolescent; D000294:Adolescent Behavior; D000328:Adult; D003267:Contraception / Q000379:methods; D005193:Family Planning Services; D005260:Female; D006746:Hospital Bed Capacity, 500 and over; D006801:Humans; D008297:Male; D009519:New York City; D010044:Outpatient Clinics, Hospital / Q000706:statistics & numerical data*; D011247:Pregnancy; D011253:Pregnancy in Adolescence; D012959:Socioeconomic Factors; D014504:Urban Health