- Correspondence to Dr Francesco Vergani, Department of Neurosurgery, Regional Neurosciences Centre, Royal Victoria Infirmary, Queen Victoria road, Newcastle upon Tyne NE1 4LP, UK;
- Received December 20, 2013
- Revised March 18, 2014
- Accepted March 24, 2014
- First published April 16, 2014.
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.