Article Information
vol. 20 no. 121 201-207
PubMed
Published By
Print ISSN
Online ISSN
History
- Received February 15, 2011
- Accepted March 3, 2011
- Published online August 31, 2011.
Copyright & Usage
©ERS 2011
Author Information
- U. Costabel⇓
- U. Costabel, Ruhrlandklinik Essen, Universitätsklinik, Tüschener Weg 40, 45239 Essen, Germany. E-mail: ulrich.costabel{at}ruhrlandklinik.uk-essen.de