1. College of Pharmacy, Weifang Medical University, Weifang 261053, Shandong, China
2. Department of Pathology, Weifang Medical University, Weifang 261053, Shandong, China
3. Weifang Entry-Exit Inspection and Quarantine Bureau, Weifang 261041, Shandong,China
4. Department of Mechanical and Aerospace Engineering, The George Washington University, Washington, District of Columbia 20052, United States