[1] Harvard Univ, Sch Med, Dana Farber Canc Inst, Dept Med Oncol, Boston, MA 02115 USA
[2] Yale Univ, Sch Med, Dept Pathol, New Haven, CT 06520 USA
[3] Univ Illinois, Dept Biochem & Mol Genet, Chicago, IL 60607 USA
[4] Harvard Univ, Sch Med, Dana Farber Canc Inst, Dept Pediat Oncol, Boston, MA 02115 USA
[5] Harvard Univ, Sch Med, Childrens Hosp, Boston, MA 02115 USA
[6] Broad Inst Harvard & Massachusetts Inst Technol, Cambridge, MA 02142 USA
[7] Howard Hughes Med Inst, Chevy Chase, MD 20815 USA
[8] Harvard Univ, Sch Med, Joslin Diabet Ctr, Sect Islet Cell & Regenerat Med,Dept Med, Boston, MA 02115 USA
[9] Harvard Univ, Sch Med, Brigham & Womens Hosp, Dept Pathol, Boston, MA 02115 USA
[10] Harvard Univ, Sch Med, Dept Pathol, Boston, MA 02115 USA
[11] Harvard Stem Cell Inst, Boston, MA 02115 USA
[12] Dana Farber Canc Inst, Ctr Canc Genome Discovery, Boston, MA 02115 USA