Background The diagnostic challenges associated with the COVID‐19 pandemic resulted in
rapid development of diagnostic test methods for detecting SARS‐CoV‐2 infection. Serology …

Objective To estimate the infection fatality rate of coronavirus disease 2019 (COVID-19) from
seroprevalence data. Methods I searched PubMed and preprint servers for COVID-19 …

Estimating the size of the coronavirus disease 2019 (COVID-19) pandemic and the infection
severity of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is made …

Background Spain is one of the European countries most affected by the COVID-19
pandemic. Serological surveys are a valuable tool to assess the extent of the epidemic …

Background: Observational evidence suggests that mask wearing mitigates transmission of
severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). It is uncertain if this …

An important unknown during the coronavirus disease-2019 (COVID-19) pandemic has
been the infection fatality rate (IFR). This differs from the case fatality rate (CFR) as an …

Following the detection of the new coronavirus 1 severe acute respiratory syndrome
coronavirus 2 (SARS-CoV-2) and its spread outside of China, Europe has experienced large …

The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and its associated
coronavirus disease 2019 (COVID-19) pandemic has demanded rapid upscaling of in-vitro …

Determine age-specific infection fatality rates for COVID-19 to inform public health policies
and communications that help protect vulnerable age groups. Studies of COVID-19 …

Background Estimates of community spread and infection fatality rate (IFR) of COVID‐19
have varied across studies. Efforts to synthesize the evidence reach seemingly discrepant …