[1] Univ Pittsburgh, Sch Med, Dept Pathol, Div Hematopathol,Med Ctr, Pittsburgh, PA 15213 USA
[2] Univ Pittsburgh, Pittsburgh Cytogenet Lab, Magee Womens Hosp, Med Ctr, Pittsburgh, PA 15213 USA
[3] Univ Pittsburgh, Dept Hematol Oncol, Med Ctr, Pittsburgh, PA 15213 USA