[Clinical study of an oral contraceptive, in a single monthly dose: quinestrol quingestanol].
D003276:Contraceptives, Oral; D004967:Estrogens / Q000008:administration & dosage*; D005260:Female; D006801:Humans; D011247:Pregnancy; D011372:Progestins / Q000008:administration & dosage*
D003276:Contraceptives, Oral; D004967:Estrogens; D011372:Progestins
Estudio clínico de un contraceptivo oral, en dósis única mensual: quinestrol-quingestanol.