Chinese Center for Disease Control and Prevention (China CDC) - National Institute of Parasitic Diseases, Chinese Center for Disease Control and Prevention (China CDC) - National Institute of Parasitic Diseases, Chinese Center for Disease Control and Prevention (China CDC) - National Institute of Parasitic Diseases, Chinese Center for Disease Control and Prevention (China CDC) - National Institute of Parasitic Diseases, Gansu Provincial Center or Disease Control and Prevention, Qinghai Institute for Endemic Disease Prevention and Control, Sichuan Center for Disease Control and Prevention, Qinghai Institute for Endemic Disease Prevention and Control, Gansu Provincial Center or Disease Control and Prevention, Yushu Center for Disease Control and Prevention, Hezuo Center for Disease Control and Prevention, Ruoergai Center for Disease Control and Prevention, Daofu Center for Disease Control and Prevention, Yushu Center for Disease Control and Prevention, Chinese Center for Disease Control and Prevention (China CDC) - National Institute of Parasitic Diseases, Chinese Center for Disease Control and Prevention (China CDC) - National Institute of Parasitic Diseases and Chinese PLA Center for Disease Control and Prevention