RT Journal Article SR Electronic T1 Progressive coronary artery disease JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 190 OP 191 VO 47 IS 3 A1 Kramer, John R. A1 Matsuda, Yasuo A1 Mulligan, John C. A1 Aronow, Martin A1 Proudfit, William L. YR 1980 UL http://www.ccjm.org/content/47/3/190.abstract AB