1. Department of Research and Education; CIRO; Horn The Netherlands
2. Centre of Expertise for Palliative Care; Maastricht University Medical Centre+ (MUMC+); Maastricht The Netherlands
3. Department of Respiratory Medicine; Zuyderland; Heerlen The Netherlands
4. Department of Respiratory Medicine; Zuyderland; Sittard-Geleen The Netherlands
5. Department of Family Medicine, CAPHRI School of Public Health and Primary Care; Maastricht University; Maastricht The Netherlands
6. Department of Respiratory Medicine; Maastricht University Medical Centre+ (MUMC+); Maastricht The Netherlands