Trends in oral contraceptive development and utilization: looking to the future.
D003267:Contraception; D003276:Contraceptives, Oral; D004467:Economics; D005193:Family Planning Services; D012106:Research; D013672:Technology
D003276:Contraceptives, Oral
Contraception; Contraception Research; Contraceptive Methods; Economic Factors; Family Planning; Oral Contraceptives; Oral Contraceptives, Low-dose; Research And Development; Technology