[1] Dana Farber Canc Inst, Boston, MA 02115 USA
[2] Gustave Roussy, Villejuif, France
[3] Merck & Co Inc, Kenilworth, NJ USA
[4] Peloton Therapeut Inc, Dallas, TX USA
[5] Barts Canc Inst, London, England
[6] Vanderbilt Univ, Med Ctr, Nashville, TN USA