- Correspondence to Professor Ji Hoe Heo, Department of Neurology, Yonsei University College of Medicine, 250 Seongsan-no, Seodaemoon-gu, Seoul 120-752, Korea;
- Received July 29, 2009
- Revised September 22, 2009
- Accepted September 24, 2009
- First published December 3, 2009.
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.