1. Department of Pathology Leiden University Medical Center Leiden The Netherlands
2. Department of Rheumatology Centre Hospitalier Universitaire de Bordeaux Groupe hospitalier Pellegrin Bordeaux France
3. Department of General Medical Oncology University Hospitals Leuven Leuven Cancer Institute LeuvenBelgium
4. Department of Oncology KU Leuven Laboratory of Experimental Oncology Leuven Belgium