Serosurvey in Sierra Leone points to underreporting of cases, risk of new variants
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21 December 2021Serosurvey in Sierra Leone points to underreporting of cases, risk of new variants
A COVID-19 antibody survey conducted in Sierra Leone is the first nationally representative investigation of COVID-19 seroprevalence conducted on the African continent and presents evidence of large-scale underreporting of cases and low vaccination rates. Results of the study, based on data collected in March 2021, are published in BMJ Global Health.
