7 Department of Pulmonary Diseases/Home Mechanical Ventilation, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands.
8 Pneumologie, Hôpital Cochin, APHP Centre, Paris, France.
9 Université Paris Cité, UMR 1016, Institut Cochin, Paris, France.
10 Usher Institute, The University of Edinburgh, Edinburgh, UK.
11 Institute for Occupational, Social and Environmental Medicine, Centre for Health and Society, Medical Faculty, Heinrich-Heine-University Düsseldorf, Düsseldorf, Germany.
12 Clinical and Academic Center, University of Coimbra, Coimbra, Portugal.
13 European Lung Foundation, Sheffield, UK.
14 European Respiratory Society, Lausanne, Switzerland.