Fertility control: health and educational factors for the 1970s. The future of oral contraception.
D002582:Cervix Mucus / Q000187:drug effects; D002715:Chlormadinone Acetate / Q000494:pharmacology; D003276:Contraceptives, Oral / Q000494:pharmacology*; D003338:Corpus Luteum / Q000187:drug effects; D004717:Endometrium / Q000187:drug effects; D005187:Fallopian Tubes / Q000187:drug effects; D005260:Female; D006801:Humans; D010060:Ovulation / Q000187:drug effects
D003276:Contraceptives, Oral; D002715:Chlormadinone Acetate