1. University of Rochester Medical Center, Rochester, New York (Current Location) Mayo Clinic; Rochester Minnesota (Former Location)
2. Dana Farber Cancer Institute - ECOG-ACRIN Biostatistics Center; Boston Massachusetts
3. Mayo Clinic; Rochester Minnesota
4. Seattle Cancer Care Alliance, Seattle, Washington (Current Location) University of New Mexico Cancer Center; Albuquerque NM
5. North Shore-LIJ Health System NCORP; Manhasset New York
6. University of Wisconsin; Madison Wisconsin
7. Illinois CancerCare; Peoria Illinois
8. Kettering Health Network; Kettering Ohio
9. Case Western Reserve University; Cleveland Ohio
10. Rambam Medical Center; Haifa Israel
11. University of Pennsylvania; Philadelphia Pennsylvania
12. Memorial Sloan Kettering Cancer Center, New York, New York (Current Location) Northwestern University School of Medicine; Chicago Illinois (Former Location)