Contraception for sicklers.
D000293:Adolescent; D000755:Anemia, Sickle Cell / Q000628:therapy; D001803:Blood Transfusion; D003276:Contraceptives, Oral; D005260:Female; D006801:Humans; D008525:Medroxyprogesterone
D003276:Contraceptives, Oral; D008525:Medroxyprogesterone