[1] Natl Ctr Global Hlth & Med, Hematol, Tokyo, Japan
[2] Med Univ Vienna, Clin Inst Pathol, Vienna, Austria
[3] Med Univ Vienna, Ludwig Boltzmann Inst Canc Res, Vienna, Austria
[4] Univ Vet Med Vienna, Vienna, Austria
[5] Univ Louisville, Sch Med, James Graham Brown Canc Ctr, Louisville, KY 40292 USA