1. Addenbrooke's Hospital University of Cambridge School of Clinical Medicine Cambridge UK
2. Department of Thoracic Oncology Papworth Hospital NHS Foundation Trust Cambridge UK
3. Department of Haematology Papworth Hospital NHS Foundation Trust Cambridge UK
4. Department of Thoracic Surgery Papworth Hospital NHS Foundation Trust Cambridge UK
5. Department of Vascular and Endovascular Surgery Addenbrooke's Hospital Cambridge UK