1. Anhui Provincial TB Institute, Hefei, Anhui, China (mainland)
2. Department of Epidemiology and Biostatistics, School of Public Health, Anhui Medical University, Hefei, Anhui, China (mainland)
3. Department of Maternal, Child and Adolescent Health, School of Public Health, Anhui Medical University, Hefei, Anhui, China (mainland)
4. Lu’an Center for Disease Control and Prevention, Lu’an, Anhui, China (mainland)
5. Anqing Center for Disease Control and Prevention, Anqing, Anhui, China (mainland)
6. Hefei Center for Disease Control and Prevention, Hefei, Anhui, China (mainland)