RT Journal Article SR Electronic T1 Clinical trials in the ALS syndrome: it is time for change JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 1308 OP 1309 DO 10.1136/jnnp-2019-321411 VO 90 IS 12 A1 Michael Swash YR 2019 UL http://jnnp.bmj.com/content/90/12/1308.abstract AB