- Correspondence to Professor MG Hanna, MRC Centre for Neuromuscular Diseases, P.O. Box 102, National Hospital for Neurology and Neurosurgery, Queen Square, London WC1N 3BG, UK;
- Received May 11, 2015
- Revised August 16, 2015
- Accepted September 13, 2015
- First published November 11, 2015.
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.