Since the outbreak of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the
virus that caused coronavirus disease 2019 (COVID-19), the use of face masks has become …

Since the outbreak of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the
virus that caused coronavirus disease 2019 (COVID-19), the use of face masks has become …

Spotlight www. thelancet. com/respiratory Vol 8 October 2020 955 if additional studies show
that facemasks have small relative effects or no effect when used broadly, framing the …

Health-care workers face an elevated risk of exposure to infectious diseases, including the
novel coronavirus (COVID-19) in China. It is imperative to ensure the safety of healthcare …

Maintaining good general hygiene is an important aspect to prevent coronavirus disease
(COVID-19), but there has been much controversy regarding face mask use in the …

Although the coronavirus disease 2019 (COVID-19) pandemic reached South America a
little later than other regions, such as Europe and the USA, every country in the continent …

1. Chan JF, Yuan S, Kok KH, et al. A familial cluster of pneumonia associated with the 2019
novel coronavirus indicating person-to-person transmission: a study of a family cluster …

As the coronavirus disease 2019 (COVID-19) pandemic progresses, one debate relates to
the use of face masks by individuals in the community. We previously highlighted some …

Background A novel coronavirus disease (COVID-19) outbreak due to the severe respiratory
syndrome coronavirus (SARS-CoV-2) infection occurred in China in late December 2019 …

The choice of various respiratory protection mecha nisms, including face masks and
respirators, has been a vexed issue, from the 2009 H1N1 pandemic to the west African …