1. Department of General Surgery, Bayinguoleng Mongolian Autonomous Prefecture People’s Hospital, Korla, People’s Republic of China.
2. Department of General Surgery, Suzhou TCM Hospital Affiliated to Nanjing University of Chinese Medicine, Suzhou, People’s Republic of China.
3. Department of Anorectal Surgery, Suzhou TCM Hospital Affiliated to Nanjing University of Chinese Medicine, Suzhou, People’s Republic of China.