Affiliation: | 1. Department of General Surgery, The Fourth Affiliated Hospital of China Medical University, Shenyang, China;2. Department of Infectious Diseases, The Shengjing Hospital of China Medical University, Shenyang, China;3. Department of Anesthesiology, The Fourth Affiliated Hospital of China Medical University, Shenyang, China;4. Department of Pathology, First Affiliated Hospital and College of Basic Medical Science, China Medical University, Shenyang, China |