1. Research Centre Autonomy and Participation of Persons with a Chronic Illness; Nursing Department; Zuyd Health; Zuyd University of Applied Science; Heerlen Netherlands
2. CAPHRI School for Public Health and Primary Care; Maastricht University; Maastricht Netherlands
3. Department of Family Medicine; CAPHRI School for Public Health and Primary Care; Maastricht University; Maastricht Netherlands
4. Lung Unit; Laurentius Hospital Roermond; Roermond Netherlands
5. Department of Health Services Research; CAPHRI School for Public Health and Primary Care; Maastricht University; Maastricht Netherlands