- Correspondence to Professor Usha K Misra, Department of Neurology, Sanjay Gandhi Post Graduate Institute of Medical Sciences, Raebareily Road, Lucknow, Uttar Pradesh 226014, India;
- Received May 26, 2010
- Accepted August 28, 2010
- First published October 10, 2010.
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.