- Correspondence to Prof Matthew Cooke, Warwick Medical School, Gibbett Hill Road, Coventry CV4 7AL;
- Received December 10, 2012
- Revised April 2, 2013
- Accepted April 3, 2013
- First published May 1, 2013.
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.