1. Gustave Roussy and Paris-Sud University, Villejuif-Paris-Sud, France;
2. UCLA Jonsson Comprehensive Cancer Center, Los Angeles, CA;
3. The Angeles Clinic and Research Institute, Los Angeles, CA;
4. UC San Francisco, San Francisco, CA;
5. Memorial Sloan Kettering Cancer Center, New York, NY;
6. Princess Margaret Cancer Centre, Toronto, ON, Canada;
7. The University of Texas MD Anderson Cancer Center, Houston, TX;
8. NYU Langone Medical Center, New York, NY;
9. Abramson Cancer Center of the University of Pennsylvania, Philadelphia, PA;
10. Mayo Clinic, Jacksonville, FL;
11. Mayo Clinic, Rochester, MN;
12. South Texas Accelerated Research Theraputics, San Antonio, TX;
13. University of Pittsburgh, Pittsburgh, PA;
14. Crown Princess Mary Cancer Centre, Sydney, Australia;
15. University of Sydney, Sydney, Australia;
16. Merck & Co., Inc., North Wales, PA;
17. Merck & Co., Inc., Kenilworth, NJ;
18. Dana-Farber Cancer Institute, Boston, MA;