1. Department of Thoracic Surgery, IEO, European Institute of Oncology IRCCS , Milan, Italy
2. Department of Thoracic Surgery, Strasbourg University Hospital , Strasbourg, France
3. Department of Thoracic Surgery, St. James's University Hospital , Leeds, UK
4. Faculty of Medicine, Department of Thoracic Surgery, Biruni University , Istanbul, Turkey
5. Department of Surgery, University of Szeged , Szeged, Hungary
6. KData Clinical , Rome, Italy
7. Department of Thoracic Surgery, University of Pecs , Pecs, Hungary