- Correspondence to Dr Pablo Villoslada, Department of Neurology, Hospital Clinic of Barcelona, Villarroel 170, Barcelona 08036, Spain;
- Received December 27, 2012
- Revised April 24, 2013
- Accepted May 1, 2013
- First published May 28, 2013.
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.