Esophagus Cancer

• Department of Radiation Oncology, Cancer Hospital, National Cancer Center, Chinese Academy of Medical Sciences (CAMS) and Peking Union Medical College (PUMC) — Beijing, China

• The First Affiliated Hospital of Wannan Medical College — Wuhu, Anhui, China

• The First Affiliated Hospital of Nanchang University — Nanchang, Jiangxi, China

• Instituto do Cancer do Estado de São Paulo (ICESP) — São Paulo, Brazil

• The First Affiliated Hospital of Zhejiang University School of Medicine — Hangzhou, Zhejiang, China
• The Second Affiliated Hospital of Zhejiang University School of Medicine — Hangzhou, Zhejiang, China

• Fujian Provincial Hospital — Fuzhou, Fujian, China

• University of Texas Southwestern Medical Center — Dallas, Texas, United States

Not specified

• Beijing Cancer Hospital — Beijing, Beijing Municipality, China

• Daping Hospital, Army Medical University — Chongqing, Chongqing Municipality, China