1. Johns Hopkins University School of Medicine, Baltimore, MD
2. Vanderbilt University, Nashville, TN
3. University of North Carolina, Chapel Hill, NC
4. Mayo Clinic, Rochester, MN
5. Baylor College of Medicine, Houston, TX
6. University of Washington, Seattle, WA
7. Indiana University, Indianapolis, IN
8. The University of Texas MD Anderson Cancer Center, Houston, TX
9. University of Alabama at Birmingham, Birmingham, AL
10. Dana-Farber Cancer Institute, Boston, MA