1. Department of Pulmonary Diseases University Medical Center Groningen, University of Groningen Groningen The Netherlands
2. Groningen Research Institute for Asthma and COPD, University Medical Center Groningen University of Groningen Groningen The Netherlands
3. Department of Pathology, Section Medical Biology, University Medical Center Groningen University of Groningen Groningen The Netherlands
4. Department of Pulmonary Diseases Martini Hospital Groningen the Netherlands
5. Department of Medicine, Division of Pulmonary, Critical Care, Allergy, and Sleep Medicine University of California San Francisco California USA
6. Cardiovascular Research Institute University of California San Francisco California USA
7. Department of Pharmaceutical Technology and Biopharmacy University of Groningen Groningen The Netherlands
8. Genentech, Inc. South San Francisco California USA
9. The Medical Research Institute of New Zealand Wellington New Zealand
10. The Capital & Coast District Health Board Wellington New Zealand
11. Victoria University of Wellington New Zealand
12. European Research Institute for the Biology of Ageing University Medical Center Groningen, University of Groningen Groningen The Netherlands