Abstract: Executive Summary Contact tracing is essential to controlling the spread of infectious disease and plays a central role in plans to safely loosen COVID-19 physical distancing measures and begin to reopen the economy. Contact tracing apps, used in conjunction with established human contact tracing methods, could serve as part of Canada’s “test, trace, and isolate” strategy. In this brief, we consider the potential benefits of using contract tracing apps to identify people who have been exposed to COVID-19, as well as the limitations of usi...
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