[Experience in the 2-phase use of estrogens and gestagens for contraception].
D000328:Adult; D002715:Chlormadinone Acetate / Q000008:administration & dosage*; D003276:Contraceptives, Oral / Q000008:administration & dosage*; D004997:Ethinyl Estradiol / Q000008:administration & dosage*; D005260:Female; D006801:Humans; D011247:Pregnancy
D003276:Contraceptives, Oral; D002715:Chlormadinone Acetate; D004997:Ethinyl Estradiol
Opyt dvukhfaznogo primeneniia éstrogenov i gestagenov dlia kontraktseptsii.