1. School of Public Health, Jiamusi University, Jiamusi, China;
2. Department of Neurology, Zhongnan Hospital of Wuhan University, Wuhan, China;
3. College of Life Science, Jiamusi University, Jiamusi, China;
4. College of Basic Medicine, Jiamusi University, Jiamusi, China;
5. Bio-Vaccine Limited Liability Company, Harbin Pharmaceutical Group, Harbin, China