Esophageal Neoplasms

• Ankang Central Hospital — Ankang, Shaanxi, China
• Xijing Hospital of Digestive Diseases — Xi'an, Shaanxi, China
• Air Force 986 Hospital — Xi'an, Shaanxi, China
• Xi'an International Medical Center Hospital — Xi'an, Shaanxi, China

• Kaohsiung Medical University Chung-Ho Memorial Hospital — Kaohsiung City, Taiwan
• China Medical University Hospital — Taichung, Taiwan
• National Cheng-Kung University Hospital — Tainan, Taiwan
• Taipei Veterans General Hospital — Taipei, Taiwan

• Ruijin Hospital, Shanghai Jiao Tong University School of Medicine — Shanghai, Shanghai Municipality, China
• Ruijin Hospital, Shanghai JiaoTong University School of Medicine — Shanghai, Shanghai Municipality, China

• University of Colorado — Aurora, Colorado, United States
• Mayo Clinic - Jacksonville — Jacksonville, Florida, United States
• Moffitt Cancer Center — Tampa, Florida, United States
• University of Chicago — Chicago, Illinois, United States

• Universitair Ziekenhuis — Antwerp, Belgium
• Institut Jules Bordet — Brussels, Belgium
• Algemeen Ziekenhuis Groeninge — Kortrijk, Belgium
• CHC Saint-Joseph — Liège, Belgium

• City of Hope Medical Center — Duarte, California, United States

• Henan Cancer Hospital — Zhengzhou, Henan, China
• Hunan Cancer Hospital — Changsha, Hunan, China
• Shanxi Cancer Hospital — Taiyuan, Shanxi, China
• Sichuan Cancer Hospital — Chengdu, Sichuan, China

• Tianjin Cancer Hospital — Tianjin, Tianjin Municipality, China

Not specified

• Peking Union Medical College Hospital — Beijing, Beijing Municipality, China