1. Respiratory Medicine Unit, Department of Medicine Solna, Karolinska Institutet, Stockholm, Sweden
2. Medical Unit Occupational Therapy and Physiotherapy, Women´s Health and Allied Health Professionals Theme, Karolinska University Hospital, Stockholm, Sweden
3. Department of Respiratory Medicine in Linköping, Department of Health, Medicine and Caring Sciences, Linköping University, Linköping, Sweden
4. COPD Center, Department of Respiratory Medicine and Allergology, Sahlgrenska University Hospital, Gothenburg, Sweden
5. COPD Center Department of Internal Medicine and Clinical Nutrition, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
6. Department of Public Health and Clinical Medicine, Umeå University, Umeå, Sweden
7. Department of Clinical Sciences, Respiratory medicine, Allergology and Palliative Medicine, Lund University, Lund, Sweden
8. Department of Respiratory Medicine and Allergy, Karolinska University Hospital, Stockholm, Sweden
9. Unit of Airway inflammation, Department of Experimental Medicine Sciences, Lund University, Lund, Sweden
10. Department of Medical Sciences, Respiratory, Allergy and Sleep Research, Uppsala University, Uppsala, Sweden
11. Department of Medical Sciences, Clinical Physiology, Uppsala University, Uppsala, Sweden