1. Department of Haematology Hospital Clínic de Barcelona Barcelona Spain
2. Institut d’Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS) Barcelona Spain
3. Centro de Investigación Biomédica en Red de Cáncer (CIBERONC) Madrid Spain
4. Hematopathology Unit, Department of Pathology Hospital Clínic de Barcelona Barcelona Spain
5. Universitat de Barcelona Barcelona Spain