[1] Dana Farber Canc Inst, Dept Med Oncol, Boston, MA 02115 USA
[2] Brigham & Womens Hosp, Dept Med, Boston, MA 02115 USA
[3] Brigham & Womens Hosp, Dept Radiol, Boston, MA 02115 USA
[4] Nagoya City Univ, Sch Med, Dept Surg, Nagoya, Aichi 4678601, Japan
[5] Harvard Univ, Sch Med, Dept Pathol, Boston, MA 02115 USA
[6] Wyeth Ayerst Res, Oncol Res, Pearl River, NY 10965 USA
[7] Harvard Univ, Broad Inst, Cambridge, MA 02139 USA
[8] MIT, Cambridge, MA 02139 USA