1. Academic Division of Thoracic Surgery, Royal Brompton and Harefield Hospitals, London
2. Imperial College London, London
3. Thoracic Surgery, Bristol Royal Infirmary, University Hospitals Bristol and Weston NHS Foundation Trust, Bristol, United Kingdom
4. Department of Cardiothoracic Surgery, The James Cook University Hospital, South Tees Hospitals NHS Foundation Trust, Middlesbrough, United Kingdom
5. Department of Thoracic Surgery, Liverpool Heart and Chest Hospital, Liverpool, United Kingdom
6. Department of Oncology and Reconstructive Surgery, I.M. Sechenov First Moscow State Medical University, Moscow
7. Department of Thoracic Surgery, Institute of Inflammation and Ageing, University of Birmingham, Birmingham, United Kingdom
8. Cardiothoracic Surgery, John Radcliffe Hospital, Oxford University Hospitals NHS Foundation Trust, Oxford, United Kingdom
9. Department of Cardiothoracic Surgery, Castle Hill Hospital, Hull University Teaching Hospitals, Cottingham, United Kingdom
10. Department of Cardiothoracic Surgery, Edinburgh Royal Infirmary, NHS Lothian, Edinburgh
11. Clinical Trials and Evaluation Unit, Bristol Trials Centre, Bristol Medical School, University of Bristol, Bristol, United Kingdom
12. Population Health Sciences, Bristol Medical School, University of Bristol, Bristol, United Kingdom
13. National Institute for Health Research Bristol Biomedical Research Centre, Surgical Innovation Theme, Centre for Surgical Research, University of Bristol, Bristol, United Kingdom
14. Health Economics Research Centre, Nuffield Department of Population Health, University of Oxford, Oxford, United Kingdom
15. National Institute for Health Research Oxford Biomedical Research Centre, Oxford, United Kingdom