TY - JOUR T1 - Erratum JF - Cleveland Clinic Journal of Medicine JO - Cleve Clin J Med SP - 162 LP - 162 VL - 29 IS - 3 A2 - , Y1 - 1962/07/01 UR - http://www.ccjm.org/content/29/3/162.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -