Squamous Cell Carcinoma of the Head and Neck

• The Royal Marsden Hospital — Sutton, Surrey, United Kingdom
• University College London Hospital — London, United Kingdom
• The Royal Marsden Hospital — London, United Kingdom

• UPCI - Hillman Cancer Center — Pittsburgh, Pennsylvania, United States

• Maria Sklodowska-curie Memorial Cancer Center, Institiute of Oncology — Warsaw, Poland

• Research Site — La Jolla, California, United States
• Research Site — Atlanta, Georgia, United States
• Research Site — Hyattsville, Maryland, United States
• Research Site — Boston, Massachusetts, United States

• Research Site — Scottsdale, Arizona, United States
• Research Site — La Jolla, California, United States
• Research Site — Los Angeles, California, United States
• Research Site — Los Angeles, California, United States

• Clinique Saint-Pierre — Ottignies, Brabant Wallon, Belgium
• Cliniques universitaires Saint-Luc, Centre du Cancer, Oncologie Médicale — Brussels, Brussels Capital, Belgium
• RHMS Baudour — Baudour, Hainaut, Belgium
• Grand Hôpital de Charleroi — Charleroi, Hainaut, Belgium

• Dana-Farber Cancer Institute — Boston, Massachusetts, United States
• Massachusetts General Hospital — Boston, Massachusetts, United States

Not specified

• Princess Margaret Cancer Centre — Toronto, Ontario, Canada

• Billings Clinic — Billings, Montana, United States
• University of Pennsylvania — Philadelphia, Pennsylvania, United States
• Cancer Centers of the Carolinas — Greenville, South Carolina, United States
• Ottawa Health Research Institute — Ottawa, Ontario, Canada