1. Department of Pathology Brigham and Women's Hospital, Harvard Medical School Boston MA USA
2. International Collaboration on Cancer Reporting Sydney NSW Australia
3. Department of Pathology Azienda Ospedaliera Universitaria di Padova Padova Italy
4. Department of Medicine University of Padua School of Medicine Padua Italy
5. Department of Anatomic Pathology Canterbury Health Laboratories Christchurch New Zealand
6. Department of Pathology and Biomedical Science Christchurch Clinical School, University of Otago School of Medicine Christchurch New Zealand
7. Laboratory of Pathology Center for Cancer Research, National Cancer Institute, National Institutes of Health Bethesda Bethesda MD USA
8. Department of Anatomic Pathology Graduate School of Medical Sciences, Kyushu University Fukuoka Japan
9. Department of Surgery Brigham and Women's Hospital Boston MA USA
10. Center for Sarcoma and Bone Oncology Dana‐Farber Cancer Institute Boston MA USA
11. Harvard Medical School Boston MA USA
12. Department of Cancer Biology Lerner Research Institute, Cleveland Clinic Foundation Cleveland OH USA
13. Department of Hematology and Medical Oncology Fox Chase Cancer Center Philadelphia PA USA
14. Gerhard‐Domagk‐Institute of Pathology University of Münster Münster Germany