1. The University of Texas MD Anderson Cancer Center, Houston, TX;
2. The Ohio State University Comprehensive Cancer Center, Arthur G. James Cancer Hospital, Columbus, OH;
3. Lombardi Comprehensive Cancer Center, Georgetown University, Washington, DC;
4. Robert H. Lurie Comprehensive Cancer Center of Northwestern University, Chicago, IL;
5. University of Southern California/Norris Comprehensive Cancer Center, Los Angeles, CA;
6. Mayo Clinic, Rochester, MN, Rochester, MN;
7. The University of Chicago, Chicago, IL;
8. University of Wisconsin Hospitals and Clinics, Madison, WI;
9. Vanderbilt University Medical Center, Nashville, TN;
10. Cancer Care Center of Decatur, Decatur, IL;
11. The Ohio State University Comprehensive Cancer Center, Columbus, OH;
12. Duke University Medical Center, Durham, NC;
13. Clinical Research Support Center, The University of Texas MD Anderson Cancer Center, Houston, TX;