1. Division of Hematopathology Mayo Clinic Rochester Minnesota USA
2. Department of Hematopathology The University of Texas MD Anderson Cancer Center Houston Texas USA
3. Division of Hematopathology, Department of Pathology Northwestern University Feinberg School of Medicine Chicago Illinois USA
4. Department of Immunology and Histocompatibility “Evangelismos” Hospital Athens Greece
5. Cancer Research Center (IBMCC‐CSIC/USAL‐IBSAL), Cytometry Service (NUCLEUS) and Department of Medicine, IBSAL and CIBERONC University of Salamanca Salamanca Spain
6. Dahl‐Chase Diagnostic Services Bangor Maine USA
7. SI‐HMDS University Hospitals Bristol and Weston NHS Foundation Trust Bristol UK
8. Division of Hematopathology Mayo Clinic Arizona Phoenix Arizona USA
9. Department of Laboratory Medicine Yale University School of Medicine New Haven Connecticut USA