TY - JOUR T1 - Correction JF - Cleveland Clinic Journal of Medicine JO - Cleve Clin J Med SP - 40 LP - 40 DO - 10.3949/ccjm.79a.12885 VL - 80 IS - 1 A2 - , Y1 - 2013/01/01 UR - http://www.ccjm.org/content/80/1/40.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -