RT Journal Article SR Electronic T1 Epidemiological and public health aspects of oral contraceptives and thromboembolic disease JF Journal of Clinical Pathology JO J Clin Pathol FD BMJ Publishing Group Ltd and Association of Clinical Pathologists SP 62 OP 66 DO 10.1136/jcp.s1-3.1.62 VO s1-3 IS 1 A1 Vessey, Martin P. YR 1969 UL http://jcp.bmj.com/content/s1-3/1/62.abstract AB The evidence relating oestrogen-progestogen oral contraceptives to venous thrombosis, pulmonary embolism, and cerebral thrombosis is reviewed. The risks associated with the use of oral contraceptives are then discussed in relation to the risks associated with the use of less effective methods of birth control.