1. Department of Haematology; Hospital Universitario de Burgos; Burgos Spain
2. Department of Haematology; Hospital Universitario La Paz; Madrid Spain
3. Department of Haematology; Hospital Universitario Gregorio Marañón; Madrid Spain
4. Department of Haematology; Hospital del Mar; Barcelona Spain
5. Department of Haematology; Hospital Universitario Insular de Gran Canaria; Las Palmas de Gran Canaria Spain
6. Department of Haematology; Hospital Infanta Leonor; Madrid Spain
7. Department of Haematology; Hospital de La Plana; Castellón Spain
8. Department of Haematology; IBSAL-Hospital Universitario de Salamanca; Salamanca Spain
9. Department of Haematology; Hospital de Avila; Avila Spain
10. Department of Haematology; Hospital de León; León Spain
11. Department of Haematology; Hospital Universitario Central de Asturias; Oviedo (Asturias) Spain
12. Department of Haematology; Hospital Universitario Valle de Hebron; Barcelona Spain
13. Department of Haematology; Hospital Universitario Clínico San Carlos; Madrid Spain
14. Department of Haematology; Hospital Universitario Doce de Octubre; Madrid Spain
15. Department of Haematology; Hospital Universitario Virgen de las Nieves; Granada Spain
16. Department of Haematology; Parc Sanitari Taulí; Sabadell (Barcelona) Spain
17. Department of Haematology; Hospital Universitario Quirón Madrid; Madrid Spain
18. Department of Haematology; Hospital Puerta del Mar; Cádiz Spain
19. Department of Haematology; Hospital Clínico de Málaga; Malaga Spain
20. Department of Haematology; Hospital Universitario Ramón y Cajal; Madrid Spain
21. Department of Statistics; Hospital Universitario de Burgos; Burgos Spain
22. Department of Haematology; Complejo Hospitalario Universitario de Orense; Orense Spain
23. Department of Haematology; Hospital Universitario Río Hortega; Valladolid Spain