TY - JOUR T1 - Commentaries JF - Cleveland Clinic Journal of Medicine JO - Cleve Clin J Med SP - 430 LP - 430 VL - 54 IS - 5 AU - Drogo K. Montague Y1 - 1987/09/01 UR - http://www.ccjm.org/content/54/5/430.1.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -