title: Fertility control by hormones: new developments.
mesh_terms: D003267:Contraception; D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D003276:Contraceptives, Oral; D003281:Contraceptives, Postcoital; D004467:Economics; D005193:Family Planning Services; D007267:Injections; D045167:Progesterone Congeners; D012106:Research; D013672:Technology
chemical_list: D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D003276:Contraceptives, Oral; D003281:Contraceptives, Postcoital; D045167:Progesterone Congeners
keywords: Contraception; Contraceptive Agents; Contraceptive Agents, Female; Contraceptive Agents, Postcoital; Contraceptive Agents, Progestin; Contraceptive Implants; Contraceptive Methods; Economic Factors; Family Planning; Injectables; Oral Contraceptives; Progestins, Low-dose; Research And Development; Technology