Head and Neck Neoplasms

• Guy's & St Thomas' NHS Foundation Trust — London, United Kingdom

• the Affiliated Cancer Hospital of Xiangya Medical School — Changsha, Hunan, China

• Department of Radiation Oncology Clinic — Chapel Hill, North Carolina, United States

Not specified

• Cancer Center, Sun Yat Sen University — Guangzhou, China
• Department of Clinical Oncology, Pamela Youde Nethersole Eastern Hospital — Hong Kong, China
• Department of Clinical Oncology, Prince of Wales Hospital — Hong Kong, China
• Department of Clinical Oncology, Princess Margaret Hospital — Hong Kong, China

• University Hospital Ostrava — Ostrava, Moravian-Silesian Region, Czechia

• UCSF Helen Diller Family Comprehensive Cancer Center — San Francisco, California, United States
• University of Pittsburgh — Pittsburgh, Pennsylvania, United States

• M D Anderson Cancer Center — Houston, Texas, United States

• National University Hospital — Kent Ridge, Singapore

• DOW University of Health Sciences — Karachi, Sindh, Pakistan