- Correspondence to Professor Steve Halligan, Centre for Medical Imaging, 3rd Floor East, 250 Euston Rd, London, NW1 2PG, UK;
- Received February 11, 2013
- Revised July 22, 2013
- Accepted July 24, 2013
- First published August 16, 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.