1. Minerva Foundation Institute for Medical Research, Helsinki, Finland
2. Department of Clinical Chemistry, University of Helsinki and Helsinki University Hospital, Helsinki, Finland
3. Department of Science and Environment, Roskilde University, Roskilde, Denmark
4. Translational Research in Respiratory Medicine, University Hospital Arnau de Vilanova and Santa Maria, IRBLleida, Lleida, Spain
5. CIBER of Respiratory Diseases (CIBERES), Institute of Health Carlos III, Madrid, Spain
6. Department of Vascular Medicine, Amsterdam Cardiovascular Sciences, Amsterdam University Medical Centers, Amsterdam, The Netherlands
7. Department of Clinical Epidemiology, Biostatistics and Bio-informatics, Amsterdam University Medical Centers, Amsterdam, The Netherlands
8. Cardiovascular Research Unit, Department of Population Health, Luxembourg Institute of Health, Strassen, Luxembourg