1. Department of Cardiology St. Antonius Hospital Nieuwegein/Utrecht the Netherlands
2. Department of Cardiology, Erasmus MC University Medical Centre Rotterdam Rotterdam the Netherlands
3. Department of Respiratory Medicine, Erasmus MC University Medical Centre Rotterdam Rotterdam the Netherlands
4. Department of Respiratory Medicine St. Antonius Hospital Nieuwegein/Utrecht the Netherlands
5. Department of Cardiology University Medical Center Utrecht Utrecht the Netherlands