1. Mayo Clinic, Rochester, MN;
2. Universitaire de Nantes, Nantes, France;
3. Cedars-Sinai Medical Center, Los Angeles, CA;
4. Dana-Farber Cancer Institute, Boston, MA;
5. University of Athens, Athens, Greece;
6. Hospital Clinic in Barcelona, Barcelona, Spain;
7. M. D. Anderson Cancer Center, Houston, TX;
8. John Theurer Cancer Center, Hackensack, NJ;
9. Mt Sinai Medical Center, New York, NY;
10. Universitaire de Lille, Lille, France;
11. Winship Cancer Institute/Emory Clinic, Atlanta, GA;
12. University of Torino, Torino, Italy;
13. Karmanos Cancer Center, Detroit, MI;
14. Wilhelminen Hospital, Vienna, Austria;
15. University Medical Center, Hamburg, Germany;
16. Boston Veterans Administration Healthcare System, West Roxbury, MA; and
17. Hospital Universitario, Instituto de Biología Molecular y Celular del Cáncer, Centro de Investigación del Cáncer, Salamanca, Spain