Drupal-Bibcite31<style face="normal" font="default" size="100%">Spironolactone and risk of incident breast cancer in women older than 55 years: retrospective, matched cohort study</style><style face="normal" font="default" size="100%">Spironolactone and risk of incident breast cancer in women older than 55 years: retrospective, matched cohort study</style>