PT - JOURNAL ARTICLE AU - Calabrese, Leonard H. AU - Clough, John D. TI - Hypersensitivity vasculitis group (HVG) DP - 1982 Mar 20 TA - Cleveland Clinic Journal of Medicine PG - 17--42 VI - 49 IP - 1 4099 - http://www.ccjm.org/content/49/1/17.short 4100 - http://www.ccjm.org/content/49/1/17.full SO - Cleve Clin J Med1982 Mar 20; 49