1. Unit of Infections and Cancer. Cancer Epidemiology Research Programme. IDIBELL Catalan Institute of Oncology L’Hospitalet de Llobregat Spain
2. Centro de Investigación Biomédica en Red: Epidemiología y Salud Pública (CIBERESP) Madrid Spain
3. Haematology IDIBELL Institut Català d’Oncologia L’Hospitalet de Llobregat Spain
4. Department of Pathology Hospital Universitari de Bellvitge L'Hospitalet de Llobregat Spain
5. Haematopathology Unit Pathology Department Hospital Clínic University of Barcelona Institute of Biomedical Research August Pi i Sunyer (IDIBAPS) Barcelona Spain
6. Centro de Investigación Biomédica en Red de Cáncer (CIBERONC) Madrid Spain
7. Unitat d'Epidemiologia i Registre de Càncer de Girona (UERCG) Pla Director d'Oncologia Institut Català d'Oncologia. Institut d'Investigació Biomèdica de Girona (IdIBGi) Universitat de Girona Girona Spain
8. IUOPA Universidad de Oviedo Asturias Spain
9. Department of Preventive Medicine and Public Health University of Granada Granada Spain
10. Instituto de Investigación Biosanitaria de Granada Hospitales Universitarios de Granada Granada Spain
11. Department of Clinical Haematology Hospital del Mar Barcelona Spain
12. Tumuor Angiogenesis Group Catalan Institute of Oncology (IDIBELL) L'Hospitalet de Llobregat, Barcelona Spain
13. ISGlobal Barcelona Spain
14. Hospital del Mar Medical Research Institute (IMIM) Barcelona Spain
15. Universitat Pompeu Fabra (UPF) Barcelona Spain
16. Epidemiology Section Public Health Division Department of Health of Madrid Madrid Spain
17. Cancer and Environmental Epidemiology Unit National Centre for Epidemiology Carlos III Institute of Health Madrid Spain
18. Cancer Epidemiology Research Group, Oncology and Haematology Area IIS Puerta de Hierro (IDIPHIM) Madrid Spain
19. Reproductive Health Foundation for Appropriate Technologies in Health (PATH) Seattle US