TY - JOUR T1 - Erratum JF - Cleveland Clinic Journal of Medicine JO - Cleve Clin J Med SP - 204 LP - 204 VL - 57 IS - 2 A2 - , Y1 - 1990/03/01 UR - http://www.ccjm.org/content/57/2/204.2.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -