1. Department of Colorectal and Anal Surgery, Zhongnan Hospital of Wuhan University, Wuhan 430071, China
2. Graduate School of Peking Union Medical College, Chinese Academy of Medical Sciences, Beijing 100730, China
3. Clinical Center of Intestinal and Colorectal Diseases of Hubei Province, Wuhan 430071, China
4. Department of Pharmacy, Zhongnan Hospital of Wuhan University, Wuhan 430071, China