1. Department of Biostatistics, The University of Texas M.D. Anderson Cancer Center, Houston
2. CCS Associates, Inc
3. University of Texas Health Science Center at Houston, Houston
4. US Food and Drug Administration, Rockville, Maryland
5. University of Washington School of Medicine, St Louis, Missouri
6. US National Cancer Institute, Bethsaida, Maryland
7. Inova Fairfax Hospital
8. Fred Hutchinson Cancer Research Center, Seattle, Washington