1. The Royal Orthopaedic Hospital Oncology Service Royal Orthopaedic Hospital Birmingham UK
2. Musculoskeletal Tumor Service Karolinska University Hospital Stockholm Sweden
3. Department of Molecular Medicine and Surgery Karolinska Institute Stockholm Sweden
4. Department of Orthopaedics University of the Philippines Manila–Philippine General Hospital Manila Philippines
5. Department of Orthopaedics, Skane University Hospital Lund University Lund Sweden
6. Department of Oncology‐Pathology Karolinska Institute Stockholm Sweden