Pharyngeal Neoplasms

• Kaohsiung Medical University Hospital — Kaohsiung City, Taiwan
• China Medical University Hospital — Taichung, Taiwan
• National Taiwan University Hospital — Taipei, Taiwan
• Chang-Gung Memorial Hospital(Lin-Kou), — Taoyuan, Taiwan

• Ralph H Johnson VA Medical Center, Charleston — Charleston, South Carolina, United States

• University of California Medical Center At Irvine-Orange Campus — Orange, California, United States

• Loh Guan Lye Specialist Centre — George Town, Malaysia
• Penang General Hospital — George Town, Malaysia
• Ipoh Specialist Centre — Ipoh, Malaysia
• Johor Specialist Centre — Johor Bahru, Malaysia

• Department of Radiation Oncology, Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College — Beijing, Beijing Municipality, China

• The University of Michigan — Ann Arbor, Michigan, United States

• The Royal Marsden NHS Foundation Trust — London, United Kingdom

• National Taiwan University Hospital — Taipei, Taiwan

• Icahn School of Medicine at Mount Sinai, Otolaryngology - Head and Neck Surgery — New York, United States

Not specified