RT Journal Article SR Electronic T1 Calendar JF Neurology JO Neurology FD Lippincott Williams & Wilkins SP 1843 OP 1843 DO 10.1212/01.wnl.0000338456.36431.c5 VO 71 IS 22 YR 2008 UL http://n.neurology.org/content/71/22/1843.abstract AB