1. National Center for Tuberculosis Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, China
2. The Special Programme for Research and Training in Tropical Diseases, World Health Organization, Geneva, Switzerland
3. Xinjiang Province Center Disease Control and Prevention, Urumchi, China
4. Guangdong Tuberculosis Control Center, Guangzhou, China
5. Tianjin Tuberculosis Control Center, Tianjin, China