1Department of Cardiothoracic Surgery, Sahlgrenska University Hospital, Gothenburg, Sweden
2Transplant Institute, Sahlgrenska University Hospital, Gothenburg, Sweden
3Department of Cardiology, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark
4Department of Cardiac Surgery, Heart and Lung Center, Helsinki University Hospital, University of Helsinki, Helsinki, Finland
5Department of Respiratory Medicine, Oslo University Hospital, Oslo, Norway
6Department of Pulmonology and Allergology, Skåne University Hospital, Lund, Sweden
7Department of Oncology, Institute of Clinical Sciences, University of Gothenburg, Sweden
8Department of Thoracic Surgery, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark
9Department of Pulmonology, Heart and Lung Center, Helsinki University Hospital, University of Helsinki, Helsinki, Finland
10Department of Cardiothoracic Surgery, Oslo University Hospital, Oslo, Norway
11Faculty of Medicine, University of Oslo, Oslo, Norway
12Department of Cardiothoracic Surgery, Skåne University Hospital, Lund, Sweden
13Department of Pulmonology, Sahlgrenska University Hospital, Gothenburg, Sweden