1. Icahn School of Medicine at Mount Sinai, New York, NY
2. Alliance Statistics and Data Center, Mayo Clinic, Rochester, MN
3. Hospital of the University of Pennsylvania, Philadelphia, PA
4. Mayo Clinic Cancer Center, Scottsdale, AZ
5. University of North Carolina at Chapel Hill, Chapel Hill, NC
6. Yale University, New Haven, CT
7. Greenwich Hospital, Greenwich, CT
8. The Ohio State University Wexner Medical Center, Columbus, OH
9. Duke University, Durham, NC
10. Memorial Sloan Kettering Cancer Center, New York, NY
11. Metro Minnesota Community Oncology Research Consortium, Minneapolis, MN
12. Helen Diller Family Comprehensive Cancer Center, University of California, San Francisco, San Francisco, CA
13. Dana Farber/Partners CancerCare, Boston, MA