[1] Duke Univ, Durham, NC USA
[2] Univ Texas MD Anderson Canc Ctr, Houston, TX USA
[3] Dana Farber Canc Inst, Boston, MA USA
[4] Univ Alabama, Birmingham, AL USA
[5] Henry Ford Hlth Syst, Detroit, MI USA
[6] Columbia Univ, New York, NY USA
[7] Royal Marsden Hosp, Surrey, England
[8] GlaxoSmithKline Inc, Durham, NC USA