European Organization for Research and Treatment of Cancer, Naples, Italy
Vrije Universiteit Medisch Centrum, Amsterdam, Netherlands
European Organization for Research and Treatment of Cancer, Grenoble, France
Institut Jules Bordet, Brussel, Belgium
Azienda Ospedallera Universitaria - Policlinico Tor Vergata, Roma, Italy
Univesita Degli Studi "La Sapienza", Roma, Italy
Universitair Ziekenhuis Antwerpen, Edegem, Belgium
Hopital Cantonal Universitaire de Geneve, Geneva, Switzerland
Boston Medical Center, Boston, Massachusetts, United States
Brigham and Women's Hospital, Boston, Massachusetts, United States
Massachussets General Hospital Cancer Center, Boston, Massachusetts, United States