1. Department of Medical Microbiology, Central South University, Changsha, Hunan Provinces, China
2. China-Africa Research Center of Infectious Diseases, School of Basic Medical Sciences, Central South University, Changsha, Hunan, China
3. School of Medicine and Allied Health Sciences, University of The Gambia, Banjul, Gambia
4. Department of Neurosurgery, Xiangya Hospital of Central South University, Changsha, Hunan Provinces, China
5. Department of Neurosurgery, The Second Xiangya Hospital of Central South University, Changsha, Hunan Provinces, China