- Correspondence to Benjamin W Lamb, Department of Surgery and Cancer, Imperial College London, 5th Floor Medical School Building, St Mary's Hospital, London W2 1PG, UK;
- Accepted April 1, 2011
- First published May 24, 2011.
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.