BBC.comCoronavirus: First Google/Apple-based contact-tracing app launchedMay 26, 2020Leo KelionBy Leo Kelionmore_vert
ZDNetThe world's first contact-tracing app using Google and Apple's API goes liveMay 28, 2020Daphné Leprince-RinguetBy Daphné Leprince-Ringuetmore_vert
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