SARS-CoV-2 viral load and detection of infectious virus in the respiratory tract are the two
key parameters for estimating infectiousness. As shedding of infectious virus is required for …

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

Desde los comienzos hasta la fecha, este siglo XXI se ha caracterizado por una
problemática de salud con afectación a escala mundial, de la que no hemos escapado en …

Human respiratory virus infections lead to a spectrum of respiratory symptoms and disease
severity, contributing to substantial morbidity, mortality and economic losses worldwide, as …

Although airborne transmission of severe acute respiratory syndrome coronavirus 2 (SARS-
CoV-2) has been recognized, the condition of ventilation for its occurrence is still being …

The emergence of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) marks
the third highly pathogenic coronavirus to spill over into the human population. SARS-CoV-2 …

• In the respiratory tract, peak SARS-CoV-2 load is observed at the time of symptom onset or
in the first week of illness, with subsequent decline thereafter, indicating the highest …

Due to the high prevalence and long incubation periods often without symptoms, the severe
acute respiratory syndrome coronavirus-2 (SARS-CoV-2) has infected millions of individuals …

We appeal to the medical community and to the relevant national and international bodies to
recognize the potential for airborne spread of COVID-19. There is significant potential for …

As public health teams respond to the pandemic of coronavirus disease 2019 (COVID-19),
containment and understanding of the modes of severe acute respiratory syndrome …