- Correspondence to Dr Claire Andréjak, Department of Respiratory Diseases, Teaching Hospital Amiens, Avenue Laënnec, Amiens 80054, Cedex 1, France;
- Received February 15, 2012
- Accepted June 14, 2012
- First published July 10, 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.