RT Journal Article SR Electronic T1 Hypersensitivity vasculitis group (HVG) JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 17 OP 42 VO 49 IS 1 A1 Calabrese, Leonard H. A1 Clough, John D. YR 1982 UL http://www.ccjm.org/content/49/1/17.abstract AB