The pill: early breakthroughs.
D004412:Dysmenorrhea / Q000188:drug therapy*; D004958:Estradiol / Q000627:therapeutic use*; D005260:Female; D005640:Follicle Stimulating Hormone / Q000502:physiology; D049673:History, 20th Century; D010060:Ovulation / Q000187:drug effects
D004958:Estradiol; D005640:Follicle Stimulating Hormone