1. The Royal Marsden NHS Foundation Trust, London, United Kingdom
2. Genentech, Inc., South San Francisco, CA
3. Peter MacCallum Cancer Centre, East Melbourne, Australia
4. Istituto Nazionale Tumori IRCCS, Naples, Italy
5. National Institute of Oncology, Budapest, Hungary
6. University Hospital of Siena, Siena, Italy
7. Papa Giovanni XXIII, Division of Medical Oncology, Unit of Clinical and Translational Research, Department of Oncology and Hematology, Bergamo, Italy
8. Department of Biotherapy, N. N. Blokhin Russian Cancer Research Center, Moscow, Russia
9. Moscow State Oncology Hospital #62, Moscow, Russia
10. Lyon 1 University Centre Hospitalier Lyon Sud, Pierre Benite, France
11. Hospital Universitario Virgen Macarena, Seville, Spain
12. Princess Alexandra Hospital, Woolloongabba, Australia
13. Hôpital Saint-André, CHU Bordeaux, Bordeaux, France
14. University of Tübingen, Tübingen, Germany
15. Genentech, Inc., South San Francisco, CA
16. Genentech, South San Francisco, CA
17. Nantes University, Nantes, France
18. David Geffen School of Medicine at the University of California, Los Angeles, Los Angeles, CA