1. The University of Texas MD Anderson Cancer Center, Houston, TX;
2. Moffitt Cancer Center and Research Institute, Tampa, FL;
3. University of California, San Francisco, San Francisco, CA;
4. The Angeles Clinic and Research Institute, Los Angeles, CA;
5. Dana-Farber Cancer Institute, Boston, MA;
6. University of North Carolina Lineberger Comprehensive Cancer Center, Chapel Hill, NC;
7. University of Colorado Comprehensive Cancer Center, Aurora, CO;
8. University of Michigan, Ann Arbor, MI;
9. Memorial Sloan-Kettering Cancer Center and Weil Cornell Medical College, New York, NY;
10. Georgetown University Hospital, Lombardi Comprehensive Cancer Center, Washington, DC;
11. Roswell Park Cancer Institute, Buffalo, NY;
12. Winship Cancer Institute, Atlanta, GA;
13. Stanford University Hospital, Palo Alto, CA;
14. University of Pittsburgh Medical Center, Pittsburgh, PA;
15. Bristol-Myers Squibb, Princeton, NJ;
16. Department of Medical Oncology, City of Hope, Duarte, CA;