1. Department of Cancer Prevention & Control, Roswell Park Comprehensive Cancer Center, Buffalo, New York
2. Department of Biostatistics and Bioinformatics, Roswell Park Comprehensive Cancer Center, Buffalo, New York
3. Slone Epidemiology Center, Boston University, Boston, Massachusetts
4. Southwest Oncology Group Statistics and Data Management Center, Fred Hutchinson Cancer Center, University of Washington, Seattle
5. Herbert Irving Comprehensive Cancer Center at Columbia University, New York, New York
6. Department of Hematology and Medical Oncology, Cleveland Clinic, Cleveland, Ohio
7. Lombardi Comprehensive Cancer Center, Georgetown University, Washington, DC
8. Department of Oncology, Mayo Clinic College of Medicine, Rochester, Minnesota
9. Department of Breast Medical Oncology, Division of Cancer Medicine, The University of Texas MD Anderson Cancer Center, Houston
10. Fred Hutchinson Cancer Center and the Seattle Cancer Care Alliance, University of Washington, Seattle-
11. Division of Hematology/Oncology, Cardinal Bernardin Cancer Center, Loyola University Chicago Stritch School of Medicine, Chicago, Illinois