- Correspondence to Dr Varo Kirthi, Clinical Fellow to the President, Royal College of Physicians, 11 St Andrew Place Regent's Park, London NW1 4LE, UK;
- Received February 13, 2012
- Revised May 15, 2012
- Accepted June 10, 2012
- First published July 24, 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.