Drupal-Bibcite31<style face="normal" font="default" size="100%">Risk of idiopathic cardiovascular death and nonfatal venous thromboembolism in women using oral contraceptives with differing progestagen components</style><style face="normal" font="default" size="100%">Risk of idiopathic cardiovascular death and nonfatal venous thromboembolism in women using oral contraceptives with differing progestagen components</style>