title: Current status of research and development of vaginal contraceptive rings as a fertility control method in the female.
authors.forename: S
authors.initials: S
authors.lastname: Roy
authors.lastname: Mishell Dr
mesh_terms: D001695:Biology; D002784:Cholesterol; D003267:Contraception; D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D003274:Contraceptive Devices, Female; D004467:Economics; D004703:Endocrine System; D004958:Estradiol; D004967:Estrogens; D005193:Family Planning Services; D006728:Hormones; D016912:Levonorgestrel; D008055:Lipids; D010342:Patient Acceptance of Health Care; D010827:Physiology; D012106:Research; D013672:Technology
chemical_list: D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D004967:Estrogens; D006728:Hormones; D008055:Lipids; D004958:Estradiol; D016912:Levonorgestrel; D002784:Cholesterol