Berger Joseph R, Power Christopher
From the Department of Neurology (J.R.B.), Perlman School of Medicine, University of Pennsylvania, Philadelphia; and Division of Neurology (C.P.), University of Alberta, Edmonton, Canada.
Neurology. 2016 Oct 25;87(17):1750-1751. doi: 10.1212/WNL.0000000000003270. Epub 2016 Sep 24.