1. Department of Pathology University Hospitals Coventry and Warwickshire NHS Trust Coventry UK
2. Respiratory and Allergy Research Group Institute of Inflammation & Repair North West Lung Centre University of Manchester University Hospital of South Manchester NHS Foundation Trust Manchester UK
3. Department of Histopathology Guy's and St Thomas' NHS Foundation Trust London UK
4. Department of Pathology Royal Liverpool and Broadgreen University Hospitals NHS Trust Liverpool UK
5. UK National External Quality Assessment Service for Immunocytochemistry and In Situ Hybridisation London UK
6. Department of Pathology Aberdeen Royal Infirmary/Aberdeen University Medical School Aberdeen UK
7. Guy's and St Thomas' NHS Foundation Trust London UK
8. Oncology Department Charing Cross Hospital Imperial College Healthcare NHS Trust London UK
9. Lungs for Living Research Centre UCL Respiratory University College London Hospitals NHS Foundation Trust London UK
10. Royal Brompton and Harefield Hospitals NHS Foundation Trust and National Heart and Lung Division Imperial College London UK
11. Department of Oncology NHS Grampian Aberdeen Royal Infirmary Aberdeen UK
12. The Christie Hospital NHS Foundation Trust Manchester UK