Hagen E M
Department of Neurology, Spinal Cord Injury Centre of Western Denmark, Viborg Regional Hospital, Viborg, Denmark; Institute of Clinical Medicine, University of Bergen, Bergen, Norway; Institute of Clinical Medicine, Aarhus University, Aarhus, Denmark.
Eur J Neurol. 2015 May;22(5):743-4. doi: 10.1111/ene.12540. Epub 2014 Aug 12.