Effectiveness of COVID-19 Vaccines Over Time Prior to Omicron Emergence in Ontario, Canada: Test-Negative Design Study
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DOI: 10.1093/ofid/ofac449
Abstract: Abstract Background Waning protection from 2 doses of coronavirus disease 2019 (COVID-19) vaccines led to third dose availability in multiple countries even before the emergence of the Omicron variant. Methods We used the test-negative study… read more here.
Keywords: time; infection; symptomatic infection; covid vaccines ... See more keywords
Association of CMV genomic mutations with symptomatic infection and hearing loss in congenital CMV infection
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DOI: 10.1186/s12879-019-4681-0
Abstract: BackgroundCongenital cytomegalovirus (cCMV) infection is the most common congenital infection and a leading cause of long-term neurological and sensory sequelae, the most common being sensorineural hearing loss (SNHL). Despite extensive research, clinical or laboratory markers… read more here.
Keywords: symptomatic infection; hearing loss; cmv; infection ... See more keywords
Contact tracing of COVID-19 in Karnataka, India: Superspreading and determinants of infectiousness and symptomatic infection
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DOI: 10.1371/journal.pone.0270789
Abstract: Background India has experienced the second largest outbreak of COVID-19 globally, yet there is a paucity of studies analysing contact tracing data in the region which can optimise public health interventions (PHI’s). Methods We analysed… read more here.
Keywords: contact; contact tracing; symptomatic infection; transmission ... See more keywords