Beta-blockers did not reduce cardiovascular events in selected heart attack patients in the REBOOT trial European Society of CardiologySome women have higher risk of death on common heart attack medication, study finds yahoo.comAre you taking a common heart attack pill? It might not help you, study says The Economic TimesBeta Blockers, the Standard Treatment After a Heart Attack, May Offer No Benefit for Heart Attack Patients and Women Can Have Worse Outcomes | Newswise NewswiseStudy Finds Women May Have Worse Outcomes Than Men with Beta-Blockers After Heart Attack geneonline.com