Enoxaparin prevents death and cardiac ischemic events in unstable angina/non-Q-wave myo- cardial infarction: results of the Thrombolysis In Myocardial Infarction (TIMI) 11B trial. Circulation. 1999;100:1593 601. 83. Mehta SR, Granger CB, Eikelboom JW, et al. Efficacy and safety of fondaparinux versus enoxaparin in patients with acute coronary syn- dromes undergoing percutaneous coronary intervention: results from the OASIS-5 trial. J Am Coll Cardiol. 2007;50:1742 51. 84. Bizzarri F, Scolletta S, Tucci E, et al. Perioperative use of tirofiban hydrochloride (Aggrastat) does not increase surgical bleeding after emergency or urgent coronary artery bypass grafting. J Thorac Car- diovasc Surg. 2001;122:1181 5. 85. Bybee KA, Powell BD, Valeti U, et al. Preoperative aspirin therapy is associated with improved postoperative outcomes in patients undergoing coronary artery bypass grafting. Circulation. 2005;112(suppl):I286 92. 86. Dacey LJ, Munoz JJ, Johnson ER, et al. Effect of preoperative aspirin use on mortality in coronary artery bypass grafting patients. Ann Thorac Surg. 2000;70:1986 90. 87. Goldman S, Copeland J, Moritz T, et al. Improvement in early saphenous vein graft patency after coronary artery bypass surgery with antiplatelet therapy: results of a Veterans Administration Cooperative Study. Circulation. 1988;77:1324 32. 88. Lincoff AM, LeNarz LA, Despotis GJ, et al. Abciximab and bleeding during coronary surgery: results from the EPILOG and EPISTENT trials: Improve Long-term Outcome with abciximab GP IIb/IIIa block- ade: Evaluation of Platelet IIb/IIIa Inhibition in STENTing. Ann Thorac Surg. 2000;70:516 26. 89. Mangano DT. Aspirin and mortality from coronary bypass surgery. N Engl J Med. 2002;347:1309 17. 90. The Antithrombotic Trialists Collaboration. Collaborative meta-analysis of randomised trials of antiplatelet therapy for prevention of death, myocardial infarction, and stroke in high risk patients. BMJ. 2002;324:71 86. 91. Dyke CM, Bhatia D, Lorenz TJ, et al. 