- Correspondence to Dr Catherine M Hawrylowicz, Department of Asthma, Allergy and Respiratory Science, 5th Floor Tower Wing, Guy's Hospital, King's College London, London SE1 9RT, UK;
- Received June 20, 2012
- Accepted August 2, 2012
- First published August 30, 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.