RT Journal Article SR Electronic T1 CORRECTION JF Neurology JO Neurology FD Lippincott Williams & Wilkins SP 712 OP 712 DO 10.1212/01.wnl.0000285432.01005.bc VO 69 IS 7 YR 2007 UL http://n.neurology.org/content/69/7/712.abstract AB