RT Journal Article SR Electronic T1 Clinical Vascular Disease by John A. Spittell Jr., M.D. JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 483 OP 484 VO 51 IS 2 A1 James A. M. Smith YR 1984 UL http://www.ccjm.org/content/51/2/483.3.abstract AB