- Correspondence to Dr Karen L Furie, Department of Neurology, Alpert Medical School of Brown University, 593 Eddy St. APC 5, Providence, Rhode Island 02903, USA;
- Received 2 November 2016
- Accepted 2 November 2016
- Published online 15 December 2016.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.