[1] Univ Massachusetts, Sch Med, Cell & Dev Biol, Worcester, MA USA
[2] Brown Univ, Dept Comp Sci, Providence, RI 02912 USA
[3] Univ Vermont, Coll Med, Canc Ctr, Worcester, MA USA
[4] Rush Univ, Dept Anat & Cell Biol, Chicago, IL 60612 USA
[5] Univ Massachusetts, Sch Med, Worcester, MA USA
[6] Magee Womens Hosp, Dept Pathol, Pittsburgh, PA 15213 USA
[7] UPMC Presbyterian Hosp, Anat Pathol Dept, Pittsburgh, PA USA
[8] Mayo Clin, Rochester, MN USA
[9] Univ Vermont, Coll Med, Biochem, Burlington, VT USA