1. Pathology Department IIS Hospital Universitario Fundación Jiménez Díaz Madrid Spain
2. Center for Biomedical Network Research on Cancer (CIBERONC) ISCIII Madrid Spain
3. Lymphoma Research Group IIS Puerta de Hierro‐Segovia de Arana (IDIPHISA) Madrid Spain
4. UGC Laboratorios Hospital Universitario Puerto Real Cádiz Spain
5. Pathology Department Hospital Universitario Doce de Octubre Madrid Spain
6. Pathology Department Hospital Álvaro Cunqueiro Vigo Spain
7. Pathology Department Hospital Universitari de Bellvitge L'Hospitalet de Llobregat Barcelona Spain
8. Haematology Department Institut Català d'Oncologia Hospital Duran i Reynals L'Hospitalet de Llobregat Barcelona Spain
9. Pathology Department Hospital Universitario de Getafe Madrid Spain
10. Pathology Department Hospital Universitario y Politécnico La Fe Valencia Spain
11. Pathology Department Hospital Universitario La Paz Madrid Spain
12. Haematology Department Hospital Universitario La Paz Madrid Spain
13. Pathology Department Hospital Universitario Príncipe de Asturias Madrid Spain
14. Experimental Hematology Laboratory IIS Hospital Universitario Fundación Jiménez Díaz Madrid Spain
15. Haematology Department Hospital Universitario Reina Sofia Maimonides Biomedical Research Institute IMIBIC University of Córdoba Córdoba Spain
16. Pathology Department Hospital Universitario Marqués de Valdecilla Santander Spain
17. Pathology Department Hospital Universitario Ramón y Cajal Madrid Spain
18. Pathology Department Hospital Universitario Puerta de Hierro Madrid Spain
19. Pathology Department MD Anderson Cancer Center Madrid Spain
20. Pathology Department Hospital General Universitario de Alicante Alicante Spain
21. Clinical Oncology Department Hospital General Universitario Virgen de la Victoria Complejo Hospital Costa del Sol Marbella (Málaga) Spain
22. Clinical Oncology Department IIS Puerta de Hierro‐Segovia de Arana (IDIPHISA) Madrid Spain
23. Department of Epidemiology IIS Hospital Universitario Fundación Jiménez Díaz Madrid Spain
24. Divisions of Haemato‐Oncology and Haematopathology IEO European Institute of Oncology IRCCS Milan Italy
25. Haematology Department IIS Hospital Universitario Fundación Jiménez Díaz Madrid Spain