1. Microbiological Laboratory Anhui Provincial Center for Disease Control and Prevention Hefei Anhui China
2. Microbiological Laboratory Public Health Research Institute of Anhui Province Hefei Anhui China
3. Department of Epidemiolgy and Biostatistics, School of Public Health Anhui Medical University Hefei Anhui China
4. Inflammation and Immune Mediated Diseases Laboratory Anhui Medical University Hefei Anhui China
5. Microbiological Laboratory Fuyang City Center for Disease Control and Prevention Fuyang Anhui China
6. School of Public Health, Faculty of Medicine University of Queensland Brisbane Queensland Australia