Oral contraceptives and neoplasia. WHO Scientific Group.
D001943:Breast Neoplasms / Q000139:chemically induced; D002273:Carcinogens; D003276:Contraceptives, Oral / Q000009:adverse effects*; D003906:Developing Countries; D004812:Epidemiologic Methods; D005260:Female; D005833:Genital Neoplasms, Female / Q000139:chemically induced; D006801:Humans; D008113:Liver Neoplasms / Q000139:chemically induced; D009369:Neoplasms / Q000139:chemically induced*; D012306:Risk
D002273:Carcinogens; D003276:Contraceptives, Oral