Reemergent Cases of COVID-19--Dalian City,Liaoning Province,China,July 22,2020

查看全文 作　　者：Xiang [1]Zhao;Lingling [2]Mao;Jianqun [3]Zhang;Yong [1]Zhang;Yang [1]Song;Zhijian [3]Bo;Hong [1]Wang;Ji [1]Wang;Cao [1]Chen;Jinbo [1]Xiao;Tianjiao [1]Ji;Qian [1]Yang;Wenbo [1]Xu;Dayan [1]Wang;Wenqing [2]Yao

机构地区：[1]National Institute for Viral Disease Control and Prevention,Chinese Center for Disease Control and Prevention,Beijing,China;[2]Liaoning Province Center for Disease Control and Prevention,Shenyang,Liaoning,China;[3]Dalian Municipal Center for Disease Control and Prevention,Dalian,Liaoning,China

出　　处：《China CDC weekly》索引2020年第2卷第34期,共3页

基　　金：supported by the National Key Technology R&D Programs of China(Project No.2017ZX10104001,2018ZX 10102001,2018ZX10711001,2018ZX10713002). 摘　　要：From July 22-23,3 local COVID-19 cases were reported in Dalian City,Liaoning Province,China.All 3 patients reported that they did not leave Dalian 14 days before the onset of disease and had no COVID-19 case contact history and no foreign personnel contact history.Epidemiological investigation,medical isolation,and nucleic acid detection was immediately carried out in Dalian,and 12 asymptomatic infections were detected in close contacts of Patient 1.Because asymptomatic infections made up a large proportion of total infections,the outbreak was likely observed in the beginning stages. 关键词：DALIAN LIKELY LIAONING

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Reemergent Cases of COVID-19--Dalian City,Liaoning Province,China,July 22,2020

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