Drupal-Bibcite31<style face="normal" font="default" size="100%">Population-based cohort study of warfarin-treated patients with atrial fibrillation: incidence of cardiovascular and bleeding outcomes</style><style face="normal" font="default" size="100%">Population-based cohort study of warfarin-treated patients with atrial fibrillation: incidence of cardiovascular and bleeding outcomes</style>