[1] Univ Michigan, Ann Arbor, MI 48109 USA
[2] Mayo Clin, Alliance Stat & Data Ctr, Rochester, MN USA
[3] Beth Israel Deaconess Med Ctr, New York, NY 10003 USA
[4] Univ Massachusetts, Sch Med, Worcester, MA USA
[5] QARC, Lincoln, RI USA
[6] Univ Texas MD Anderson Canc Ctr, Houston, TX 77030 USA
[7] Rutgers Canc Inst New Jersey, New Brunswick, NJ USA
[8] John Wayne Canc Ctr, Santa Monica, CA USA