Described as a “secondary” tool, officials say that the CDRs help the authorities narrow down on a concrete set of people that a Covid-19 patient might have come in contact with. The procedure, they say, comes in handy when a patient is missing or has filled in a wrong address and phone number.
from CDR use for Covid contact tracing on for months in Uttar Pradesh https://ift.tt/2PW7e8L
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from CDR use for Covid contact tracing on for months in Uttar Pradesh https://ift.tt/2PW7e8L
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