Since the first cases of COVID-19 were documented in Wuhan, China in 2019, the world has
witnessed a devastating global pandemic, with more than 238 million cases, nearly 5 million …

The science around the use of masks by the public to impede COVID-19 transmission is
advancing rapidly. In this narrative review, we develop an analytical framework to examine …

Importance Several studies were conducted to estimate the average incubation period of
COVID-19; however, the incubation period of COVID-19 caused by different SARS-CoV-2 …

Having adopted a dynamic zero-COVID strategy to respond to SARS-CoV-2 variants with
higher transmissibility since August 2021, China is now considering whether, and for how …

Background The severe acute respiratory syndrome (SARS) coronavirus-2 is a novel
coronavirus belonging to the family Coronaviridae and is now known to be responsible for …

In December 2019, a novel coronavirus, now named as SARS-CoV-2, caused a series of
acute atypical respiratory diseases in Wuhan, Hubei Province, China. The disease caused …

Background The coronavirus disease 2019 (COVID-19) pandemic is leading to social
(physical) distancing policies worldwide, including in the USA. Some of the first actions …

While severe social-distancing measures have proven effective in slowing the coronavirus
disease 2019 (COVID-19) pandemic, second-wave scenarios are likely to emerge as …

INTRODUCTION The role of transmission heterogeneities in severe acute respiratory
syndrome coronavirus 2 (SARS-CoV-2) dynamics remains unclear, particularly those …

Abstract On 11 March 2020, the World Health Organization (WHO) declared coronavirus
disease 2019 (COVID-19) a pandemic. The strategies based on non-pharmaceutical …