1. Fondazione Istituti di Ricovero e Cura a Carattere Scientifico Istituto Nazionale dei Tumori, Milan, Italy
2. McMaster University, Hamilton, Ontario, Canada
3. University of Alabama-Birmingham Comprehensive Cancer Center, Birmingham, Alabama
4. Indiana University Melvin and Bren Simon Cancer Center, Indianapolis, Indiana
5. Institut Gustave Roussy, University of Paris Sud, Villejuif, France
6. Dana-Farber Cancer Institute, Boston, Massachusetts
7. Albert Einstein College of Medicine, New York, New York