1. School of Medical Imaging, Xuzhou Medical University, Xuzhou, Jiangsu 221004, PR China
2. Department of Infectious Diseases, Xuzhou Medical University, Xuzhou, Jiangsu 221004, PR China
3. College of Chemistry and Chemical Engineering, Yangtze Normal University, Fuling, Chongqing 408000, PR China
4. Department of Medical Imaging, The Affiliated No. 3 Hospital of Xuzhou Medical University, Xuzhou, Jiangsu 221004, PR China
5. Department of Chemistry, Michigan Technological University, Houghton, Michigan 49931, United States