Guidelines for perioperative cardiovascular evaluation for noncardiac surgery: Report of the American College of Cardiology/American Heart Association Task Force on practice guidelines (Committee on Perioperative Cardiovascular Evaluation for Noncardiac Surgery)

K. A. Eagle, B. H. Brundage, B. R. Chaitman, G. A. Ewy, L. A. Fleisher, N. R. Hertzer, J. A. Leppo, T. Ryan, R. C. Schlant, W. H. Spencer, J. A. Spittell, R. D. Twiss, J. L. Ritchie, M. D. Cheitlin, T. J. Gardner, A. Garson, R. P. Lewis, R. J. Gibbons, R. A. O'Rourke, T. J. Ryan