RT Journal Article SR Electronic T1 Preoperative Electrocardiograms: Patient Factors Predictive of Abnormalities JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP S24 OP S24 VO 74 IS 9 esuppl 1 A1 Jaffer, Amir K. A1 Michota, Franklin A. A1 Bader, Angela M. A1 Borkowski, Raymond A1 Kroen, Collin A1 Harte, Brian A1 Gugliotti, David A1 Correll, Darin A1 Hepner, David A1 Tsen, Lawrence A1 Chang, Candace A1 Bader, Angela YR 2007 UL http://www.ccjm.org/content/74/9_esuppl_1/S24.1.abstract AB