1. Department of Histopathology; Royal Brompton and Harefield NHS Foundation Trust and National Heart and Lung Division; Imperial College; London UK
2. Division of Thoracic Surgery; Department of Surgery; Yale University; New Haven CN USA
3. Department of Pathology; University Medical Centre Mannheim; University of Heidelberg; Mannheim Germany
4. Department of Laboratory Medicine and Pathology; Mayo Clinic; Rochester MN USA
5. Department of Pathology and Laboratory Medicine; Cedars-Sinai Medical Center; Los Angeles CA USA
6. Department of Diagnostic Pathology; Saiseikai Central Hospital; Tokyo Japan
7. Department of Pathology; Zhongshan Hospital Fudan University; Shanghai China
8. Department of Pathology; Regina Elena National Cancer Institute; Rome Italy
9. Department of Pathology; Maasstad Hospital and Department of Pathology of the Erasmus MC; Rotterdam the Netherlands
10. Department of Pathology; Yonsei University College of Medicine; Seoul Korea
11. Royal College of Pathologists of Australasia; Sydney Australia
12. Department of Cellular Pathology; Birmingham Women's Hospital; Birmingham UK