Presymptomatic Transmission of SARS-CoV-2 — Singapore, January 23–March 16, 2020

Presymptomatic transmission of SARS-CoV-2, the virus that causes coronavirus disease 2019 (COVID-19), might pose challenges for disease control. The first case of COVID-19 in Singapore was detected on January 23, 2020, and by March 16, a total of 243 cases had been confirmed, including 157 locally a...

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Bibliographic Details
Published in:MMWR. Morbidity and mortality weekly report 2020-04, Vol.69 (14), p.411-415
Main Authors: Wei, Wycliffe E., Li, Zongbin, Chiew, Calvin J., Yong, Sarah E., Toh, Matthias P., Lee, Vernon J.
Format: Article
Language:English
Subjects:
Adult
Asymptomatic Diseases
Betacoronavirus
Cluster Analysis
Clusters
Contact Tracing
Coronavirus infections
Coronavirus Infections - epidemiology
Coronavirus Infections - prevention & control
Coronavirus Infections - transmission
Coronaviruses
COVID-19
Disease control
Disease transmission
Diseases
Epidemiology
Female
Health aspects
Humans
Infections
Male
Middle Aged
Outbreak Report
Patients
Polymerase chain reaction
SARS-CoV-2
Severe acute respiratory syndrome
Severe acute respiratory syndrome coronavirus 2
Signs and symptoms
Singapore - epidemiology
Symptoms
Viral diseases
Viruses
Web sites (World Wide Web)
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