Esophageal Neoplasms

• 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

• Chinese Peiple's Liberation Army No.82 Hospital — Huai'an, Jiangsu, China
• Huai'an second peiple's Hospital — Huai'an, Jiangsu, China
• Lianshui County Peoples Hospital — Huai'an, Jiangsu, China
• xuyi peiple's Hospital — Xucheng, Jiangsu, China

• Fudan Universtiy Shanghai Cancer Center — Shanghai, Shanghai Municipality, China

• The First Affiliated Hospital of Bengbu Medical College — Bengbu, Anhui, China
• Anhui Provincial Hospital — Hefei, Anhui, China
• Hefei Second People's Hospital — Hefei, Anhui, China
• The First Affiliated Hospital of Anhui Medical University — Hefei, Anhui, China

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