1. Educational Evaluation and Faculty Development Center, Guangxi Medical University, Nanning, Guangxi, China
2. School of Foreign Languages, Guangxi Medical University, Nanning, Guangxi, China
3. Department of Occupational Health and Environmental Health, School of Public Health, Guangxi Medical University, Nanning, Guangxi, China
4. Guangxi Colleges and Universities Key Laboratory of Prevention and Control of Highly Prevalent Diseases, Guangxi Medical University, Nanning, Guangxi, China
5. Guangxi Key Laboratory of Environment and Health Research, Guangxi Medical University, Nanning, Guangxi, China