1. State Key Laboratory of Infectious Disease Prevention and Control and National Institute for Communicable Disease Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, China
2. Research Units of Discovery of Unknown Bacteria and Function, Chinese Academy of Medical Sciences, Beijing, China
3. Yushu Prefecture Center for Disease Control and Prevention, Yushu, China
4. Key Laboratory of Tropical Translational Medicine of Ministry of Education, Hainan Medical University, Haikou, China
5. Institute of Public Health, Nankai University, Tianjing, China