FIELD TRIAL OF PROVEST AS CONTRACEPTIVE.
D003270:Contraceptive Agents; D003273:Contraceptive Devices; D003276:Contraceptives, Oral; D004997:Ethinyl Estradiol; D005260:Female; D006801:Humans; D008525:Medroxyprogesterone
D003270:Contraceptive Agents; D003276:Contraceptives, Oral; D004997:Ethinyl Estradiol; D008525:Medroxyprogesterone
CONTRACEPTIVES, ORAL; ETHINYL ESTRADIOL; MEDROXYPROGESTERONE