Covid-19 spreads too fast for traditional contact tracing. New digital tools could help (STAT, 2020-4-2)

https://www.statnews.com/2020/04/02/coronavirus-spreads-too-fast-for-contact-tracing-digital-tools-could-help/?utm_source=STAT+Newsletters&utm_campaign=fd2d239e22-MR_COPY_01&utm_medium=email&utm_term=0_8cab1d7961-fd2d239e22-152073781