RT Journal Article SR Electronic T1 A homeless 63-year-old man with an abnormal electrocardiogram JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 62 OP 64 VO 69 IS 1 A2 Marc Williams A1 Raed Bargout A1 Brian P. Lucas YR 2002 UL http://www.ccjm.org/content/69/1/62.abstract AB