[1] Fred Hutch Canc Ctr, Translat Sci & Therapeut Div, Seattle, WA USA
[2] Univ Washington, Dept Lab Med & Pathol, 825 Eastlake Ave East, Seattle, WA 98109 USA
[3] UHBW NHS Fdn Trust, Bristol Royal Infirm, SI HMDS, Haematol, Upper Maudlin St, Bristol BS2 8HW, England
[4] Hematopathology, G-7800,825 Eastlake Ave East, Seattle, WA 98109 USA