1. The 3rd Xiangya Hospital, Central South University, Changsha, Hunan Province 410000, China
2. Department of Hematology and Key Laboratory of Non-resolving Inflammation and Tumor, The 3rd Xiangya Hospital, Central South University, Changsha, Hunan Province 410000, China
3. Department of Emergency, The First Hospital of Changsha, Changsha, Hunan Province 410000, China
4. Department of Gastroenterology, Affiliated Hospital of Southwest Medical University, Luzhou 646099, China