1. Institute of Pathology University Medical Centre Mannheim, Heidelberg University Mannheim Germany
2. Institute of Pathology Charité – Universitätsmedizin Berlin Berlin Germany
3. Department of Surgery Charité – Universitätsmedizin Berlin Berlin Germany
4. Institute of Pathology University Medical Center Göttingen, University of Göttingen Göttingen Germany
5. Department of Laboratory Medicine and Pathology Mayo Clinic Rochester MN USA
6. Department of Pathology All India Institute of Medical Sciences New Delhi India
7. Department of Haematopathology University Hospital KU Leuven Leuven Belgium
8. Department of Thoracic Surgery University Hospital KU Leuven Leuven Belgium
9. Department of Surgery Memorial Sloan Kettering Cancer Center New York NY USA
10. Department of Thoracic Surgery Yale University New Haven CT USA
11. Department of Pathology Chang Gung Memorial Hospital Taipei Taiwan
12. Centro Diagnostico Italiano Milan Italy