1 Facultat de Medicina, Universitat de les Illes Balears, Palma, Spain jbsoriano2@gmail.com.
2 Centro de Investigación en Red de Enfermedades Respiratorias (CIBERES), Instituto de Salud Carlos III (ISCIII), Madrid, Spain.
3 Department of Internal Medicine 4 - Pneumology, Kepler University Hospital, Linz, Austria.
4 Medical Faculty, Johannes Kepler University Linz, Linz, Austria.
5 Department of Pulmonology, Paracelsus Medical University, Salzburg, Austria.
6 St Paul's Hospital University of British Columbia, Vancouver, BC, Canada.
7 Epidemiology, Biostatistics and Prevention Institute, University of Zurich, Zurich, Switzerland.
8 Department of Research and Development, Ciro, Horn, The Netherlands.
9 NUTRIM School of Nutrition and Translational Research in Metabolism, Faculty of Health, Medicine and Life Sciences, Maastricht University, Maastricht, The Netherlands.
10 Department of Respiratory Medicine, Maastricht University Medical Centre (MUMC+), Maastricht, The Netherlands.