Stroke, sickle cell trait, and oral contraceptives.
D000328:Adult; D000755:Anemia, Sickle Cell / Q000150:complications*; D002561:Cerebrovascular Disorders / Q000139:chemically induced*; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005260:Female; D006801:Humans
D003276:Contraceptives, Oral