1. Department of Haematology; Hospital Universitari Vall d'Hebron; Vall d'Hebron Institut de Recerca (VHIR); Universitat Autònoma de Barcelona (UAB); Barcelona Spain
2. Department of Haematology; Hospital San Pedro Alcántara; Cáceres Spain
3. Department of Haematology; Hospital Royo Villanova; Zaragoza Spain
4. Department of Haematology; Hospital Germans Trias i Pujol; Badalona Spain
5. Department of Haematology; Hospital Puerta del Hierro; Madrid Spain
6. Department of Pathology; Hospital Universitari Vall d'Hebron; Barcelona Spain
7. Department of Pathology; Hospital Universitario Marqués de Valdecilla; IFIMAV; Santander Spain
8. Cytogenetics Unit; Department of Haematology; Hospital Universitario Marqués de Valdecilla; IFIMAV; Santander Spain
9. Department of Pathology; Hospital San Pedro Alcántara; Cáceres Spain