[1] Univ Washington, Seattle, WA USA
[2] Univ Washington, Hematol Oncol Fellowship Program, St Paul, MN USA
[3] Poznan Univ Med Sci, Poznan, Poland
[4] Univ Washington, Div Gen Internal Med, Seattle, WA USA
[5] Univ Washington, Transfus Med Div, Seattle, WA USA
[6] Blood Works NW, Seattle, WA USA
[7] Fred Hutchinson Canc Ctr, Hematol Transfus, Seattle, WA USA
[8] Univ Washington, Dept Lab Med & Pathol, Seattle, WA USA