RT Journal Article SR Electronic T1 Noninvasive risk assessment after myocardial infarction JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 245 OP 251 VO 60 IS 3 A1 Goldschlager, Nora YR 1993 UL http://www.ccjm.org/content/60/3/245.abstract AB