1. Department of Neurosurgery, Second Hospital of Jilin University, Changchun 130041, China
2. Department of Hand Surgery, Second Hospital of Jilin University, Changchun 130041, China
3. Department of Gastroenterology, The First Hospital of Jilin University, Changchun 130041, China
4. Department of Chemistry, Bethune Military Medical Academy, Shijiazhuang 050061, China
5. Department of Dermatology, Second Hospital of Jilin University, Changchun 130041, China