- Correspondence to Dr Kenneth V Snyder, University at Buffalo Neurosurgery, 100 High Street, Buffalo NY 14203, USA;
- Received August 27, 2011
- Revised January 16, 2012
- Accepted January 17, 2012
- First published February 19, 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.