Examination of contraceptive perceptions and usage among Los Angeles County women.
D000293:Adolescent; D000328:Adult; D002140:California; D003267:Contraception; D003274:Contraceptive Devices, Female; D003276:Contraceptives, Oral; D005260:Female; D006801:Humans; D007434:Intrauterine Devices; D008297:Male; D008875:Middle Aged; D014659:Vasectomy
D003276:Contraceptives, Oral