RT Journal Article SR Electronic T1 A middle-aged man with progressive neurologic deficits and bilateral leg lesions JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 269 OP 272 VO 73 IS 3 A1 Marc Williams A1 Brendan J. Kelley A1 Stephen Samples A1 Maryann Mays YR 2006 UL http://www.ccjm.org/content/73/3/269.abstract AB