[1] Jiangsu Prov Ctr Dis Control & Prevent, Key Lab Enter Pathogen Microbiol, Minist Hlth, Nanjing, Jiangsu, Peoples R China
[2] Chinese Ctr Dis Control & Prevent, Inst Viral Dis Control & Prevent, Beijing, Peoples R China
[3] Nanjing Matern & Child Hlth Care Hosp, Nanjing, Jiangsu, Peoples R China
[4] Suzhou Ctr Dis Control & Prevent, Suzhou, Peoples R China
[5] Wuxi Ctr Dis Control & Prevent, Wuxi, Peoples R China
[6] Changzhou Ctr Dis Control & Prevent, Changzhou, Peoples R China
[7] Zhenjiang Ctr Dis Control & Prevent, Zhenjiang, Peoples R China