1. Department of Integrated Chinese and Western Medicine, Anorectal Branch, The First Affiliated Hospital of Nanchang University, Nanchang, Jiangxi, China.
2. Anorectal Department, Hengyang Hospital Affiliated to Hunan University of Chinese Medicine, Hengyang, China.
3. Department of Anesthesiology, The First Affiliated Hospital of Nanchang University, Nanchang, Jiangxi, China.
4. Department of Oncology, The First Affiliated Hospital of Nanchang University, Nanchang, Jiangxi, China.