PT - JOURNAL ARTICLE AU - Thomas N. Helm TI - Skin lesions: when to suspect systemic causes DP - 1993 Mar 01 TA - Cleveland Clinic Journal of Medicine PG - 104--104 VI - 60 IP - 2 4099 - http://www.ccjm.org/content/60/2/104.short 4100 - http://www.ccjm.org/content/60/2/104.full SO - Cleve Clin J Med1993 Mar 01; 60