Summary Background In May, 2021, the delta (B. 1.617. 2) SARS-CoV-2 variant became
dominant in the UK, superseded by the omicron (B. 1.1. 529) variant in December, 2021 …

Since the beginning of the COVID-19 pandemic, the reproduction number [Formula: see text]
has become a popular epidemiological metric used to communicate the state of the …

In this review, we successively present the methods for phenomenological modeling of the
evolution of reported and unreported cases of COVID-19, both in the exponential phase of …

Estimating the differences in the incubation-period, serial-interval, and generation-interval
distributions of SARS-CoV-2 variants is critical to understanding their transmission …

The distribution of the generation time (the interval between individuals becoming infected
and transmitting the virus) characterises changes in the transmission risk during SARS-CoV …

Background Factors that lead to successful SARS-CoV-2 transmission are still not well
described. We investigated the association between a case's viral load and the risk of …

Abstract Summary statistics, often derived from simplified models of epidemic spread, inform
public health policy in real time. The instantaneous reproduction number, R t, is predominant …

Prompt on‐site diagnosis of SARS‐CoV‐2 with other respiratory infections will have
minimized the global impact of the COVID‐19 pandemic through rapid, effective …

Abstract SARS-CoV-2 viral-load measurements from a single-specimen type are used to
establish diagnostic strategies, interpret clinical-trial results for vaccines and therapeutics …

COVID-19 has made the public aware that wearing masks is a simple yet effective protective
measure when facing respiratory infectious diseases. However, despite this late stage of the …