1. University of Washington, Seattle, WA
2. SWOG Statistical Center, Seattle, WA
3. Tom Baker Cancer Centre, University of Calgary, Calgary, Alberta, Canada
4. Stony Brook Cancer Center, Stony Brook University Cancer Center, Stony Brook, NY
5. University of Michigan, Ann Arbor, MI (DFH, CHVP); Columbia University, New York, NY
6. Fred Hutchinson Cancer Research Center, Seattle, WA
7. Ottawa Hospital Research Institute, University of Ottawa, Ottawa, Ontario, Canada
8. University of North Carolina, Chapel Hill, NC
9. Mayo Clinic, Rochester, MN
10. University of Alabama, Birmingham, AL
11. University of Colorado, Denver, CO
12. Cancer Care of WNC, Greenville, NC
13. Beaumont NCORP/William Beaumont Hospital, Royal Oak, MI
14. Wichita NCORP, Wichita, KS
15. University of California at Davis, Sacramento, CA
16. Cancer Therapy and Evaluation Program, National Cancer Institute, Bethesda, MD
17. University of Arizona, Tucson, AZ
18. The University of Texas MD Anderson Cancer Center, Houston, TX