1. Department of Hematologic Oncology and Blood Disorders; The Cleveland Clinic; Taussig Cancer Institute; Cleveland OH USA
2. SWOG Statistical Center; Seattle WA USA
3. Levine Cancer Institute; Carolinas Healthcare System; Charlotte NC USA
4. University of New Mexico Cancer Center; Albuquerque NM USA
5. University of Rochester Medical Center; Rochester NY USA
6. H. Lee Moffitt Cancer Center and Research Institute; Tampa FL USA
7. Fred Hutchinson Cancer Research Center; Seattle WA USA