TY - JOUR T1 - Correction JF - Cleveland Clinic Journal of Medicine JO - Cleve Clin J Med SP - 78 LP - 78 DO - 10.3949/ccjm.79c.01001 VL - 79 IS - 1 A2 - , Y1 - 2012/01/01 UR - http://www.ccjm.org/content/79/1/78.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -