1. Department of Biopathology Centre Léon Bérard Lyon France
2. Marmara Institute INSERM MMG DOD‐CET Aix‐Marseille University Marseille France
3. NETSARC+ French Sarcoma Group (GSF‐GETO) Network France
4. CARADERM, French Network of Rare Skin Cancers France
5. INSERM 1052 CNRS 5286 Cancer Research Center of Lyon (CRCL) Lyon France
6. Grenoble Alpes University Grenoble France
7. MESOPATH, MESOBANK, French Network of Mesothelioma France
8. Department of Biopathology UNICANCER Bergonié Institute Bordeaux France
9. Department of Oncology UNICANCER Centre Léon Bérard Lyon France
10. Institute of Hematology and Pediatric Oncology (HOPe) UNICANCER Centre Léon Bérard Lyon France
11. Université Claude Bernard Lyon I Univ Lyon Lyon France
12. Headquarters UNICANCER Paris France