1. Section of Patient Centered Outcomes Research, Leeds Institute of Cancer and Pathology, University of Leeds, Leeds, UK
2. Department of Thoracic Surgery, Saint Louis University School of Medicine, St Louis, MO, USA
3. Department of Thoracic Surgery, Stanford University, Stanford, CA, USA
4. Department of Thoracic Surgery, Salamanca University, Salamanca, Spain
5. Department of Thoracic Surgery, Hyogo College of Medicine, Nishinomiya, Japan
6. Department of Thoracic Surgery, Chiba University Graduate School of Medicine, Chiba, Japan
7. Department of Thoracic Surgery, Dokkyo Medical University, Tochigi, Japan
8. Department of Thoracic Surgery, St. James's University Hospital, Leeds, UK