- Correspondence to Dr Hanne-Marie Bøe Lunde, Department of Neurology, Norwegian Multiple Sclerosis Competence Centre, Haukeland University Hospital, Jonas Lies vei 65, Bergen 5021, Norway;
- Received November 7, 2016
- Revised January 19, 2017
- Accepted February 11, 2017
- First published April 1, 2017.
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