1. Department of Neurosurgery Copenhagen University HospitalRigshospitalet Copenhagen Denmark
2. Department of Pathology Center of Diagnostic Investigation Copenhagen University Hospital Copenhagen Denmark
3. Department of Oncology‐Pathology Karolinska Institutet Stockholm Sweden
4. Department of Molecular Medicine and Surgery Karolinska Institutet Stockholm Sweden
5. Department of Breast, Endocrine Tumors and Sarcoma Karolinska University Hospital Stockholm Sweden
6. Department of Neurosurgery Karolinska University Hospital Stockholm Sweden
7. Department of Clinical Neuroscience and Department of Medicine Karolinska Institutet Stockholm Sweden
8. Department of Clinical Medicine University of Copenhagen Copenhagen Denmark