ORAL CONTRACEPTIVES.
D000568:Amenorrhea; D003276:Contraceptives, Oral; D004358:Drug Therapy; D004997:Ethinyl Estradiol; D005260:Female; D006801:Humans; D011247:Pregnancy; D014116:Toxicology
D003276:Contraceptives, Oral; D004997:Ethinyl Estradiol
AMENORRHEA; DRUG THERAPY; ETHINYL ESTRADIOL; PREGNANCY; TOXICOLOGIC REPORT