Early data suggests low risk of potential coronavirus transmission in ...

Despite colleges campuses across the country struggling with coronavirus outbreaks in recent weeks, new early data suggests that the ...

Evidence for Limited Early Spread of COVID-19 Within the United

This report describes evidence suggesting that limited U.S. community transmission of COVID-19 likely began in late January or early ...

SARS-CoV-2 Transmission From People Without COVID-19 ... - NCBI

In addition to identification and isolation of persons with symptomatic COVID-19, effective control of spread will require reducing the risk of ...

Evidence for transmission of COVID-19 prior to symptom onset - eLife

The serial intervals are shorter than incubation periods, suggesting that pre-symptomatic transmission may occur in a large proportion of ...

SARS-CoV-2 Transmission From People Without COVID-19 ...

In addition to identification and isolation of persons with symptomatic COVID-19, effective control of spread will require reducing the risk of ...

Presymptomatic Transmission of SARS-CoV-2 — Singapore ... - CDC

Such transmission modes have not been definitively documented for COVID-19, although cases of presymptomatic and asymptomatic transmissions have ...

Transmission of SARS-CoV-2: implications for infection prevention ...

To the best of our understanding, the virus is primarily spread through contact and respiratory droplets. Under some circumstances airborne ...

Coast-to-Coast Spread of SARS-CoV-2 during the Early Epidemic in ...

The novel coronavirus SARS-CoV-2 was first detected in the Pacific Northwest region of the United States in January 2020, with subsequent COVID-19 outbreaks ...

Coronavirus: the first three months as it happened - Nature

The pandemic has spread to almost every region of the globe, with only about a dozen of the World Health Organization's member states not yet ...

Updated Assessment on COVID-19 Origins - DNI.gov

epidemiological data from the earliest COVID-19 cases. If we obtain ... available data on the earliest cases suggests that the progenitor virus may ...

Community transmission and viral load kinetics of the SARS-CoV-2 ...

We found that the secondary attack rate in fully vaccinated household contacts was high at 25%, but this value was lower than that of ...

Pathophysiology, Transmission, Diagnosis, and Treatment of ...

Maternal COVID-19 is currently believed to be associated with low risk for vertical transmission. In most reported series, the mothers' ...

Quantifying SARS-CoV-2 transmission suggests epidemic control ...

New analyses indicate that severe acute respiratory syndrome–coronavirus 2 (SARS-CoV-2) is more infectious and less virulent than the earlier SARS-CoV-1, ...

What is the evidence to support the 2-metre social distancing rule to ...

This shows the potential for viral particles to be projected extensively in a room within seconds of their emission. Multiple studies have ...

An evidence review of face masks against COVID-19 - PNAS

A primary route of transmission of COVID-19 is via respiratory particles, and it is known to be transmissible from presymptomatic, paucisymptomatic, and ...

Coronavirus disease (COVID-19): How is it transmitted?

Yes, any situation in which people are in close proximity to one another for long periods of time increases the risk of transmission. Indoor ...

Coronavirus COVID-19 (SARS-CoV-2) | Johns Hopkins ABX Guide

Viral titers are highest in the earliest phases of infection, 1-2 days before the onset of symptoms, and then in the first 4-6 days of illness in patients ...

Coronavirus Disease 2019 (COVID-19) - Medscape Reference

Although subsequent case series suggested outcomes similar to the general population, severe COVID-19 cases were observed in individuals with ...

Characteristics of SARS-CoV-2 and COVID-19 - Nature

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is a highly transmissible and pathogenic coronavirus that emerged in late 2019 ...

Coronavirus and COVID-19: Younger Adults Are at Risk, Too

Early reports indicated that young people were more likely to have milder cases of the disease. But that view may be changing.