The ratio of COVID-19-attributable deaths versus “true” COVID-19 deaths depends on the
synchronicity of the epidemic wave with population mortality; duration of test positivity …

Background In late 2019, the first cases of coronavirus disease 2019 (COVID‐19) were
reported in Wuhan, China, followed by a worldwide spread. Numerous countries have …

Background COVID-19 has put enormous demand on laboratory infrastructure and required
an unprecedented rapid scale-up of testing capacity for its causative agent, SARS-CoV-2, at …

Background Early diagnosis of SARS-CoV-2 infection is essential to reduce disease spread.
Rapid antigen tests have not been sufficiently evaluated in asymptomatic patients to be used …

Post-COVID-19 conditions, also known as 'Long-COVID-19', describe a longer and more
complex course of illness than acute COVID-19 with no widely accepted uniform case …

Abstract The coronavirus disease 2019 (COVID-19) pandemic has had a profound and often
devastating impact on global healthcare systems. Healthcare systems have had to …

Abstract The Lancet COVID-19 Commission Task Force for Public Health Measures to
Suppress the Pandemic was launched to identify critical points for consideration by …

Introduction The emergence of the COVID-19 pandemic in early 2020 led countries to
implement a set of public health and social measures (PHSMs) attempting to contain the …

Wastewater-based surveillance has been widely used as a non-intrusive tool to monitor
population-level transmission of COVID-19. Although various approaches are available to …

Background Diagnostic testing for SARS-CoV-2 is a critical component to the overall
prevention and control strategy for COVID-19. Countries should have a national testing …