1. State Key Laboratory for Infectious Disease Prevention and Control, National Institute for Communicable Disease Control and Prevention, Collaborative Innovation Center for Diagnosis and Treatment of Infectious DiseasesChinese Center for Disease Control and Prevention 102206 Beijing Changping China
2. Haixi Prefecture Center for Disease Control and Prevention 817000 Haixi Prefecture Qinghai China
3. Shanghai Institute for Emerging and Re-emerging infectious diseasesShanghai Public Health Clinical Center 201508 Shanghai Jinshan China