RT Journal Article SR Electronic T1 Ventricular fibrillation and coronary atherosclerosis with normal maximal exercise test JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 163 OP 166 VO 39 IS 4 A1 Castle, Lon W. A1 Siegel, Wayne A1 Proudfit, William L. A1 Heupler, Frederick A. YR 1972 UL http://www.ccjm.org/content/39/4/163.abstract AB