1. Department of Surgery, McMaster University, Hamilton, ON, Canada
2. Department of Thoracic Surgery, St. James's University Hospital, Leeds, UK
3. Department of Thoracic and Cardiovascular Surgery, Cleveland Clinic, Cleveland, OH, USA
4. Department of Thoracic Surgery, Kantonsspital Luzern, Lucerne, Switzerland
5. Department of Thoracic Surgery, Maggiore Hospital, Bologna, Italy
6. Department of Medicine, McMaster University, Hamilton, ON, Canada
7. Department of Thoracic Surgery, Capital Medical University, Beijing, China
8. Department of Thoracic Surgery, University Hospitals Leuven, Leuven, Belgium
9. Thoracic Department, Institut Mutualiste Montsouris, Paris, France
10. Department of Thoracic Surgery, Memorial Sloan Kettering Cancer Center, New York, NY, USA
11. Department of Anaesthesia and Intensive Care Medicine, Cochin and Hôtel-Dieu University Hospitals, Paris, France
12. Department of Thoracic Surgery, San Gerardo Hospital, Monza, Italy
13. Department of Thoracic Surgery, The University of Tokyo Graduate School of Medicine, Tokyo, Japan
14. Department of Thoracic Surgery, University Hospital Strasbourg, Strasbourg, France
15. Department of Cardiothoracic Surgery, Golden Jubilee National Hospital, Glasgow, UK
16. Department of Thoracic and Cardiovascular Surgery, The University of Texas MD Anderson Cancer Center, Houston, TX, USA
17. Department of General Thoracic Surgery, Osaka University Graduate School of Medicine, Osaka, Japan
18. Department of Surgery, Boston University School of Medicine, Boston, MA, USA