1. Department of Gastrointestinal surgery, Shiyan Taihe Hospital, Hubei University of Medicine, Hubei Province, China
2. The Second Affiliated Hospital Zhejiang University School Medicine, Zhejiang, China
3. School of Nursing Peking Union Medical College, Beijing, China
4. Tianjin Medical University Cancer Institute and Hospital, Tianjin, China
5. Department of Laboratory Medicine, Zhongnan Hospital of Wuhan University, Wuhan, China
6. Department of Respiratory and Critical Care Medicine, Renmin Hospital of Wuhan University, Wuhan, China