1. Institute of Pathology University Hospital Erlangen Germany
2. Department of Pathology Charles University, Faculty of Medicine in Plzen Plzen Czech Republic
3. Department of Translational Research School of Medicine University of Pisa Pisa Italy
4. Department of Oral Medicine and Diagnostic Science King Saud University Riyadh Saudi Arabia
5. Sydney Medical School University of Sydney St Leonards NSW Australia
6. Cancer Diagnosis and Pathology Group Kolling Institute St Leonards NSW Australia
7. NSW Health Pathology Department of Anatomical Pathology Royal North Shore Hospital St Leonards NSW Australia
8. Department of Pathology University Hospital Basel Basel Switzerland
9. Sarcoma Centre Western German Cancer Centre University of Duisburg‐Essen Medical School Essen Germany