1 Department of Clinical Pharmacy and Pharmacology, Groningen Research Institute for Asthma and COPD (GRIAC), University Medical Center Groningen, University of Groningen, Groningen, The Netherlands [email protected].
2 Lung Alliance Netherlands, Amersfoort, The Netherlands.
3 Department of Pulmonology, Medical Faculty, Celal Bayar University, Manisa, Turkey.
4 Department of Respiratory Medicine, APHP Centre, Institut Cochin (UMR 1016), Assistance Publique-Hôpitaux de Paris, Cochin Hospital, University Paris Cité, Paris, France.
5 National Heart and Lung Institute, Imperial College London, London, UK.