RT Journal Article SR Electronic T1 Variables predictive of survival in patients with coronary disease JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 195 OP 197 VO 47 IS 3 A1 Hammermeister, Karl E. YR 1980 UL http://www.ccjm.org/content/47/3/195.abstract AB