RT Journal Article SR Electronic T1 Exercise testing: electrocardiography and radionuclide cineangiography JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 9 OP 10 VO 45 IS 1 A1 Borer, Jeffrey S. YR 1978 UL http://www.ccjm.org/content/45/1/9.abstract AB