TY - JOUR T1 - A tribute to Penn G. Skillern, MD JF - Cleveland Clinic Journal of Medicine JO - Cleve Clin J Med SP - 207 LP - 207 VL - 55 IS - 3 AU - O. Peter Schumacher Y1 - 1988/05/01 UR - http://www.ccjm.org/content/55/3/207.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -