- Correspondence to: Professor J A R Nicoll, mailpoint 813, level E, Southampton General Hospital, Southampton SO16 6YD, UK;
- Received September 4, 2002
- Accepted February 26, 2003
- Revised February 20, 2003
- First published July 21, 2003.
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.