RT Journal Article SR Electronic T1 Fasciculation potentials: a diagnsotic biomarker of early ALS? JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 948 OP 948 DO 10.1136/jnnp-2013-305036 VO 84 IS 9 A1 Eisen, Andrew A1 Vucic, Steve YR 2013 UL http://jnnp.bmj.com/content/84/9/948.abstract AB