1. Department of Pulmonary Medicine STZ Center of Excellence for Asthma and COPD Franciscus Gasthuis & Vlietland Rotterdam The Netherlands
2. Department of Pulmonary Medicine Haaglanden Medical Center The Hague The Netherlands
3. Department of Pulmonary Medicine Elizabeth Twee‐Steden Hospital Tilburg The Netherlands
4. AstraZeneca BV The Hague The Netherlands
5. Vintura, Health Care Baarn The Netherlands
6. Department of Pulmonary Medicine Erasmus Medical Center Rotterdam The Netherlands