1. Health Research Institute Fundación Jiménez Díaz (IIS-FJD, UAM), Madrid, Spain
2. Medical Oncology Department, University Hospital General de Villalba, Madrid, Spain
3. Institute of Biomedicine of Seville (IBIS), HUVR-CSIC-University of Seville, Seville, Spain
4. Medical Oncology Department, University Hospital Fundación Jiménez Díaz, Madrid, Spain
5. Medical Oncology Department, University Hospital Virgen del Rocío, Seville, Spain
6. Department of Medical Oncology, Hospital Clínico San Carlos, School of Medicine, Complutense University (UCM), IdISSC, Madrid, Spain
7. Medical Oncology Department, University Hospital General de Ciudad Real, Ciudad Real, Spain
8. Medical Oncology Department, University Hospital Miguel Servet, Zaragoza, Spain
9. Department of Medical Oncology, Hospital Clínico San Carlos, IdISSC, Madrid, Spain
10. Department of Hematology, University Hospital Son Espases, Palma, Spain
11. Health Research Institute Fundación Jiménez Díaz (IIS-FJD, UAM), Reyes Católicos 2, Madrid 28040, Spain