Investigation of relation between use of oral contraceptives and thromboembolic disease.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001827:Body Height; D001835:Body Weight; D003276:Contraceptives, Oral / Q000009:adverse effects*; D004739:England; D005191:Family Characteristics; D005260:Female; D006801:Humans; D011655:Pulmonary Embolism / Q000139:chemically induced*; D012907:Smoking; D013923:Thromboembolism / Q000139:chemically induced* / Q000453:epidemiology; D013924:Thrombophlebitis / Q000139:chemically induced*; D014648:Varicose Veins
D003276:Contraceptives, Oral