1. Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark
2. Division of Cardiology, Department of Medicine, Glostrup Hospital, Glostrup, Denmark
3. Department of Thoracic Surgery, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark
4. Department of Pulmonary Medicine, Gentofte Hospital, University of Copenhagen, Gentofte, Denmark
5. Department of Radiology, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark