1. Department of Pulmonology, Radboud University Medical Center –Radboud Institute for Molecular Life Sciences, Nijmegen, The Netherlands
2. Institute for Laboratory Medicine, German Heart Centre, Technical University of Munich, Munich, Germany
3. Roche Diagnostics International Ltd, Rotkreuz, Switzerland
4. Department of Laboratory Medicine, The Netherlands Cancer Institute, Amsterdam, The Netherlands
5. Department of Internal Medicine –Pulmonology, Johannes Kepler University Hospital, Linz, Austria
6. Medical Faculty, Johannes Kepler University, Linz, Austria