Drupal-Bibcite31<style face="normal" font="default" size="100%">Effects of five preoperative cardiovascular drugs on mortality after coronary artery bypass surgery: A retrospective analysis of an observational study of 16, 192 patients</style><style face="normal" font="default" size="100%">Effects of five preoperative cardiovascular drugs on mortality after coronary artery bypass surgery: A retrospective analysis of an observational study of 16, 192 patients</style>