2011 ACCF/ AHA guideline for coronary artery bypass graft surgery: a report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines. Circulation. 2011;124:e652 e735. doi: 10.1161/CIR.0b013e31823c074e. 4. Fuster V, Dyken ML, Vokonas PS, Hennekens C. Aspirin as a therapeu- tic agent in cardiovascular disease: Special Writing Group. Circulation. 1993;87:659 675. 5. Antithrombotic Trialists Collaboration. Collaborative meta-analysis of randomised trials of antiplatelet therapy for prevention of death, myocar- dial infarction, and stroke in high risk patients. BMJ. 2002;324:71 86. 6. Kulik A, Chan V, Ruel M. Antiplatelet therapy and coronary artery bypass graft surgery: perioperative safety and efficacy. Expert Opin Drug Saf. 2009;8:169 182. doi: 10.1517/14740330902797081. 7. Dacey LJ, Munoz JJ, Johnson ER, Leavitt BJ, Maloney CT, Morton JR, Olmstead EM, Birkmeyer JD, O Connor GT; Northern New England Cardiovascular Disease Study Group. Effect of preoperative aspirin use on mortality in coronary artery bypass grafting patients. Ann Thorac Surg. 2000;70:1986 1990. 8. Bybee KA, Powell BD, Valeti U, Rosales AG, Kopecky SL, Mullany C, Wright RS. Preoperative aspirin therapy is associated with improved postoperative outcomes in patients undergoing coronary artery bypass grafting. Circulation. 2005;112(suppl):I286 I292. doi: 10.1161/ CIRCULATIONAHA.104.522805. 9. Jneid H, Anderson JL, Wright RS, Adams CD, Bridges CR, Casey DE Jr, Ettinger SM, Fesmire FM, Ganiats TG, Lincoff AM, Peterson ED, Philippides GJ, Theroux P, Wenger NK, Zidar JP; American College of Cardiology Foundation; American Heart Association Task Force on Practice Guidelines. 2012 ACCF/AHA focused update of the guideline for the management of patients with unstable angina/non-ST-elevation myocardial infarction (updating the 2007 guideline and replacing the 2011 focused update): a report of the American College of Cardiology Foundation/American Heart Association Task Force on Practice Guidelines. Circulation. 2012;126:875 910. 10. 