1 Department of Colorectal Surgery, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China.
2 Department of Colorectal Surgery, Shanxi Province Cancer Hospital/ Shanxi Hospital Affiliated to Cancer Hospital, Chinese Academy of Medical Sciences/ Cancer Hospital Affiliated to Shanxi Medical University, Taiyuan, China.
3 College of Biomedical Information and Engineering, Hainan Medical University, Haikou, China.
4 Department of Gastrointestinal Surgery, the First Affiliated Hospital of Sun Yat-Sen University, Guangzhou, China.
5 Department of Gastrointestinal Surgery, Zhongnan Hospital of Wuhan University, Wuhan, China.
6 School of Life Sciences, Faculty of Science, The Chinese University of Hong Kong, Hong Kong, China.