SARS-CoV-2, the virus that causes COVID-19, spreads ia, by respiratory droplets. The use
of masks in preventing spread is controversial; masks are considered useless by many …

The science around the use of masks by the general public to impede COVID-19
transmission is advancing rapidly. Policymakers need guidance on how masks should be …

In this perspective, we review the evidence for the efficacy of face masks to reduce the
transmission of respiratory viruses, specifically severe acute respiratory syndrome …

The effect of masking the general population on a COVID-19 epidemic is estimated by
computer simulation using two separate state-of-the-art web-based softwares, one of them …

The COVID-19 pandemic has caused dramatic death and infection worldwide, leading to a
global public health crisis. As for precautions, scientists have different opinions on the …

Abstract The current Coronavirus Disease 19 (COVID-19) pandemic, caused by the SARS-
CoV-2 virus, is unprecedented in recent history and threatens the lives and livelihoods of …

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 …

Novel severe acute respiratory syndrome-coronavirus-2 (SARS-CoV-2) is spreading fast
around the world, with many uncertainties about routes of transmission, treatment, and …

Airborne transmission by droplets and aerosols is important for the spread of viruses. Face
masks are a well-established preventive measure, but their effectiveness for mitigating …

The efficacy of face masking for the public is not convincing to prevent the transmission of
respiratory tract viruses such as SARS-CoV-2 when the criteria of evidence-based medicine …