RT Journal Article SR Electronic T1 Carphology by A Fo Ben JF Practical Neurology JO Pract Neurol FD BMJ Publishing Group Ltd SP 382 OP 382 DO 10.1136/practneurol-2011-000122 VO 11 IS 6 YR 2011 UL http://pn.bmj.com/content/11/6/382.abstract AB