The rapid global spread of the coronavirus disease (COVID-19) has severely impacted daily
life worldwide. As potential solutions, various digital contact tracing (DCT) strategies have …

Although testing, contact tracing, and case isolation programs can mitigate COVID-19
transmission and allow the relaxation of social distancing measures, few countries …

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 …

To complement labour-intensive conventional contact tracing, digital proximity tracing was
implemented widely during the COVID-19 pandemic. However, the privacy-centred design …

The test-trace-isolate-quarantine (TTIQ) strategy, where confirmed-positive pathogen
carriers are isolated from the community and their recent close contacts are identified and …

Background: Australian states and territories used test–trace–isolate–quarantine (TTIQ)
systems extensively in their response to the COVID-19 pandemic in 2020-2021. We report …

Uruguay controlled the viral dissemination during the first nine months of the SARS-CoV-2
pandemic. Unfortunately, towards the end of 2020, the number of daily new cases …

There are many contrasting results concerning the effectiveness of Test-Trace-Isolate (TTI)
strategies in mitigating SARS-CoV-2 spread. To shed light on this debate, we developed a …

Quantifying how difficult it is to control an emerging infectious disease is crucial to public
health decision-making, providing valuable evidence on if targeted interventions, eg …

Background: Contact tracing is one of the most effective non-pharmaceutical interventions in
the COVID-19 pandemic. This study uses a multi-agent model to investigate the impact of …