1 Department of Occupational Health and Toxicology, School of Public Health, Nanchang University, BaYi Road 461, Nanchang 330006, China. Electronic address: fanguangqin@ncu.edu.cn.
2 Department of Occupational Health and Toxicology, School of Public Health, Nanchang University, BaYi Road 461, Nanchang 330006, China.