1 Department of General Surgery, Wuhan University Renmin Hospital, 238 Jiefang Road, Wuhan, 430060, Hubei Province, People's Republic of China.
2 Department of General Surgery, Wuhan University Renmin Hospital, 238 Jiefang Road, Wuhan, 430060, Hubei Province, People's Republic of China. wenhongdeng@whu.edu.cn.
3 Department of General Surgery, Wuhan University Renmin Hospital, 238 Jiefang Road, Wuhan, 430060, Hubei Province, People's Republic of China. sate.llite@163.com.