1. Department of Thoracic Surgery, Medical University of Vienna , Vienna, Austria
2. Department of Thoracic Surgery, Sapienza University of Rome , Rome, Italy
3. Department of Thoracic Surgery and Thoracic Endoscopy, Ruhrlandklinik, University Medicine Essen , Essen, Germany
4. Department of Cardiothoracic Surgery, Radboud University Medical Center , Nijmegen, Netherlands
5. Division of Thoracic Surgery, Instituto do Coracao, Hospital das Clinicas HCFMUSO, Faculdade de Medicina da Universidade de Sao Paulo , Sao Paulo, Brazil
6. KData Clinical , Rome, Italy
7. Division of Thoracic Surgery, United University Hospitals of Ancona , Ancona, Italy
8. Department of Thoracic Surgery, University Hospital Zürich , Zürich, Switzerland
9. Department of Thoracic Surgery, Medical School, University of Pécs, Pécs, Hungary