title: Research in fertility regulation.
mesh_terms: D000022:Abortion, Spontaneous / Q000139:chemically induced; D000818:Animals; D003267:Contraception; D003276:Contraceptives, Oral / Q000494:pharmacology; D003338:Corpus Luteum / Q000502:physiology; D005187:Fallopian Tubes / Q000187:drug effects / Q000502:physiology; D005260:Female; D005306:Fertilization / Q000502:physiology; D006801:Humans; D007434:Intrauterine Devices; D008297:Male; D010060:Ovulation / Q000502:physiology; D010063:Ovum / Q000502:physiology; D011247:Pregnancy; D012098:Reproduction / Q000502:physiology; D012106:Research; D013094:Spermatozoa / Q000187:drug effects / Q000502:physiology
chemical_list: D003276:Contraceptives, Oral