Rectal Cancer

• the Sixth Affiliated Hospital of Sun Yat-sen University — Guangzhou, Guangdong, China
• The Third Affiliated Hospital of Kunming Medical College — Kunming, Yunnan, China
• Sir Run Run Shaw Hospital — Hangzhou, Zhejiang, China

Not specified

• The Third Xiangya Hospital of Central South University — Changsha, Hunan, China

• Sahlgrenska university hospital — Gothenburg, Sweden

• Gastrointestinal Hospital, Sun Yatsen University — Guangzhou, Guangdong, China

• Linköping University Hospital — Linköping, Sweden
• Norrköping Hospital — Norrköping, Sweden
• Örebro University Hospital — Örebro, Sweden
• Ersta Hospital — Stockholm, Sweden

• The Third Xiangya Hospital of Central South University — Changsha, Hunan, China

• Jilin University First Hospital — Changchun, Jilin, China

• Hospital Universitari Dr. Josep Trueta de Girona — Girona, Spain

• Arthur G. James Cancer Hospital and Solove Research Institute at Ohio State University Medical Center — Columbus, Ohio, United States