1. Department of Thoracic Surgery, Hôpitaux Universitaires de Strasbourg, Strasbourg, France
2. Department of Education, European Respiratory Society Headquarters, Lausanne, Switzerland
3. Department of Thoracic Surgery, Marmara University Hospital, Istanbul, Turkey
4. Department of Thoracic Surgery, St. James’s University Hospital, Leeds, UK
5. Department of Thoracic Surgery, University of Rome Tor Vergata, Rome, Italy
6. Department of Thoracic Surgery, University Hospitals Leuven, Leuven, Belgium
7. Clinic of Thoracic Surgery, Catholic Clinic Koblenz-Montabaur, Koblenz, Germany
8. Department of Thoracic Surgery, Hospital Clinic & Sagrat Cor, University of Barcelona, Barcelona, Spain
9. Department of Thoracic Surgery, University Hospital Basel, Basel, Switzerland
10. Clinic for Thoracic Surgery, Clinical Center of Serbia, University of Belgrade School of Medicine, Belgrade, Serbia
11. Department of Thoracic and Vascular Surgery, Antwerp University Hospital, Antwerp University, Antwerp, Belgium
12. Chair of Thoracic Surgery, School of Medicine, Salamanca University, Salamanca, Spain