- Correspondence to: Dr J C Gomez Esteban, Servicio de Neurologia, Hospital de Cruces sn CP 48903 Baracaldo, Vizcaya, Spain;
- Received October 20, 2002
- Accepted February 15, 2003
- First published July 21, 2003.
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.