Coronavirus: Singapore develops smartphone app for efficient contact tracing, Singapore... - 0 views
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dr tech on 21 Mar 20"Dubbed TraceTogether, the app is able to identify people who have been in close proximity - within 2m for at least 30 minutes - to coronavirus patients using wireless Bluetooth technology, said its developers, the Government Technology Agency (GovTech) and the Ministry of Health (MOH), on Friday (March 20)."