title: Can meta-analysis of the current literature help determine if perioperative beta-blockers improve outcome of high-risk patients undergoing noncardiac surgery?
authors.forename: Andrew B
authors.initials: AB
authors.lastname: Leibowitz
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D006801:Humans; D015201:Meta-Analysis as Topic; D019990:Perioperative Care / Q000379:methods*; D011183:Postoperative Complications / Q000453:epidemiology / Q000517:prevention & control*; D012307:Risk Factors
chemical_list: D000319:Adrenergic beta-Antagonists