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Contact tracing is done through (124 อ่าน)
1 ต.ค. 2564 19:29
Contact tracing is done through surveillance. Once a case is reported, phone and bank records are pored over by tracing teams to try to find out where the infected person has been and crucially who've they've been near. Text messages are sent to everyone who may have come into contact with the virus, urging them to get a test.
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