1. Department of Medicine Roswell Park Cancer Comprehensive Cancer Center Buffalo New York USA
2. Alliance Statistics and Data Management Center Mayo Clinic Rochester Minnesota USA
3. Department of Radiology The Ohio State University Columbus Ohio USA
4. Department of Medicine Washington University School of Medicine St. Louis Missouri USA
5. CCS Associates, Inc. San Jose California USA
6. Division of Cancer Treatment and Diagnosis National Cancer Institute, National Institutes of Health Rockville Maryland USA
7. Department of Medicine University of Rochester Medical Center Rochester New York USA
8. Department of Radiology Columbia University Medical Center New York New York USA
9. Lymphoid Malignancies Branch, National Cancer Institute, National Institutes of Health Rockville Maryland USA
10. Department of Medicine Weill Cornell Medical College New York New York USA
11. Department of Radiology Memorial Sloan Kettering Cancer Center New York New York USA
12. Department of Internal Medicine The Ohio State University Columbus Ohio USA