COVID-19 infection among international travellers: a prospective analysis
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DOI: 10.1136/bmjopen-2021-050667
Abstract: Objectives This report estimates the risk of COVID-19 importation and secondary transmission associated with a modified quarantine programme in Canada. Design and participants Prospective analysis of international asymptomatic travellers entering Alberta, Canada. Interventions All participants… read more here.
Keywords: analysis; international travellers; tested positive; test ... See more keywords
School Masking Policies and Secondary SARS-CoV-2 Transmission.
Sign Up to like & getrecommendations! Published in 2022 at "Pediatrics"
DOI: 10.1542/peds.2022-056687
Abstract: OBJECTIVES Throughout the coronavirus disease 2019 (COVID-19) pandemic, masking has been a widely used mitigation practice in kindergarten through 12th grade (K-12) school districts to limit within-school transmission. Prior studies attempting to quantify the impact… read more here.
Keywords: secondary infections; masking policies; transmission; school ... See more keywords
Zero Secondary Transmission from Three Traveling COVID-19 Cases in China: A Case for Social Responsibility from the General Public in Stemming the Chain of Transmission
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DOI: 10.2147/rmhp.s328950
Abstract: Abstract The number of confirmed COVID-19 cases continues to rise around the world, which is a huge threat to the safety of people and the social economy. Despite the introduction of vaccines, effectively preventing and… read more here.
Keywords: social responsibility; zero secondary; transmission; secondary transmission ... See more keywords
Secondary Transmission of Coronavirus Disease from Presymptomatic Persons, China
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DOI: 10.3201/eid2608.201142
Abstract: We explored the secondary attack rate in different types of contact with persons presymptomatic for coronavirus disease (COVID-19). Close contacts who lived with or had frequent contact with an index case-patient had a higher risk… read more here.
Keywords: coronavirus; secondary transmission; transmission coronavirus; coronavirus disease ... See more keywords