Supplementum 163: Annual Joint Meeting of the Swiss Societies for Pneumology, for Paediatric Pneumology, for Allergology and Immunology and for Thoracic Surgery (Fribourg, Switzerland, April 17-18, 2008). Swiss Med Wkly 2008, 138 (1314), Suppl. 163. https://doi.org/10.4414/SMW.2008.w30266.