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 …

BACKGROUND Exposure to droplets produced in the coughs and sneezes of infected
individuals or contact with droplet-contaminated surfaces (fomites) have been widely …

Ten scientific reasons in support of airborne transmission of SARS-CoV-2 - The Lancet Skip to
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INTRODUCTION Although post facto studies have revealed the importance of severe acute
respiratory syndrome coronavirus 2 (SARS-CoV-2) transmission from presymptomatic …

Children and adolescents exhibit a broad range of clinical outcomes from SARS-CoV-2
infection, with the majority having minimal to mild symptoms. Additionally, some succumb to …

Importance Crowded indoor environments, such as households, are high-risk settings for the
transmission of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Objectives …

Background There is limited information on the effect of age on the transmission of SARS-
CoV-2 infection in different settings. Methods We reviewed published studies/data on …

Importance A previous systematic review and meta-analysis of household transmission of
SARS-CoV-2 that summarized 54 published studies through October 19, 2020, found an …

INTRODUCTION As the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
pandemic continues, the deployment of safe and effective vaccines presents a key …

Background The development and widespread use of an effective SARS-CoV-2 vaccine
could prevent substantial morbidity and mortality associated with COVID-19 and mitigate the …