- Correspondence to Dr M H Soilu-Hänninen, University Hospital of Turku, Department of Neurology, Kiinamyllynkatu 4-8, Turku FIN-20520, Finland;
- Received 24 November 2011
- Revised 28 January 2012
- Accepted 30 January 2012
- Published in print 1 May 2012.
- Published online 3 April 2012.
- Published first 22 February 2012.
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.