RT Journal Article SR Electronic T1 Defining causality in COVID-19 and neurological disorders JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP jnnp-2020-323667 DO 10.1136/jnnp-2020-323667 A1 Mark Ellul A1 Aravinthan Varatharaj A1 Timothy R Nicholson A1 Thomas Arthur Pollak A1 Naomi Thomas A1 Ava Easton A1 Michael S Zandi A1 Hadi Manji A1 Tom Solomon A1 Alan Carson A1 Martin R Turner A1 Rachel Kneen A1 Ian Galea A1 Sarah Pett A1 Rhys Huw Thomas A1 Benedict Daniel Michael A1 , YR 2020 UL http://jnnp.bmj.com/content/early/2020/06/04/jnnp-2020-323667.abstract AB