1. Department of Thoracic Surgery, Maggiore Teaching Hospital, Bologna, Italy
2. Department of Thoracic Surgery, Marmara University Hospital, Istanbul, Turkey
3. Department of Thoracic Surgery, St. James’s University Hospital, Leeds, UK
4. Minimally Invasive Thoracic Surgery Unit (UCTMI), Department of Thoracic Surgery, Coruña University Hospital, Coruña, Spain
5. Department of Thoracic Surgery, Klinikum Ernst von Bergmann, Potsdam, Germany
6. Thoracic Surgery Units, Sheffield Teaching Hospital, Sheffield, UK
7. Department of Surgery, The Chinese University of Hong Kong, Hong Kong, China
8. Department of Thoracic Surgery, San Gerardo Hospital, Monza, Italy
9. Department of Surgery, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong, China
10. Department of Thoracic Surgery, Tongji University Shanghai Pulmonary Hospital, Shanghai, China
11. Department of Thoracic Surgery, Institut Universitaire de Cardiologie et de Pneumologie de Québec (Hôpital Laval), Quebec, Canada
12. Department of Cardiothoracic Surgery, Makassed Charitable Society Hospital, East Jerusalem, Israel
13. Department of Cardiothoracic Surgery, Shaare Zedek Medical Center (SZMC), Jerusalem, Israel
14. Department of Thoracic Surgery, Malteser Hospital, Bonn, Germany
15. Department of Thoracic Surgery, General University Hospital, Alicante, Spain
16. Division of Thoracic Surgery, Campus Bio-Medico University of Rome, Rome, Italy
17. Division of Thoracic Surgery, University of Debrecen, Debrecen, Hungary
18. Department of Surgery, Fairfax Medical Campus, Falls Church, VA, USA
19. Department of Surgery, University of Szeged, Szeged, Hungary
20. Department of Cardio-Thoracic, Santa Maria University Hospital, Lisbon, Portugal
21. Department of Thoracic Surgery, University Hospital Hradec Kralove, Hradec, Kralov, Czech Republic
22. Department of Thoracic Surgery, University Hospitals Birmingham NHS Foundation Trust, Birmingham, UK
23. Department of Thoracic Surgery, Slovak Medical University, University Hospital Bratislava, Bratislava, Slovakia
24. Department of Visceral, Transplant and Thoracic Surgery, Medical University Innsbruck, Innsbruck, Austria
25. Thoracic Surgery Unit, Istituto Clinico Humanitas CCO – Catania, Catania, Italy
26. Department of General Thoracic Surgery, Fondazione Policlinico Universitario “A. Gemelli”, Rome, Italy
27. Department of Thoracic Surgery, Evangelisches Krankenhaus Herne, Herne, Germany
28. Department of Thoracic Surgery, National Cancer Institute, Milan, Italy
29. Faculty of Medicine, St-Petersburg State University, Saint-Petersburg, Russia
30. Department of Thoracic Surgery, Medical University of Lublin, Lublin, Poland
31. Medish Centrum Alkmaar, Alkmaar, Netherlands
32. Department of Thoracic Surgery, Regional Clinic Hospital, Tyumen, Russia
33. Department of Thoracic Surgery, Cerrahpasa Medical School, Istanbul University-Cerrahpasa, Istanbul, Turkey
34. Division of Thoracic and Transplant Surgery, Fondazione Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy
35. Department of Thoracic Surgery, Hospital Federal do Andaraí, Rio de Janeiro, Brazil
36. Department of Thoracic Surgery, Pulmonary Hospital, Zakopane, Poland
37. Department of Surgery, Thoracic Service, Memorial Sloan Kettering Cancer Center, New York, NY, USA