The C.D.C. updates its definition of ‘close contact’ in relation to infection risk.

By BY GINA KOLATA from NYT World https://ift.tt/3jkCx9e
via Blogger https://ift.tt/37t7tSA
October 22, 2020 at 05:38AM

By BY GINA KOLATA from NYT World https://ift.tt/3jkCx9e
via Blogger https://ift.tt/37t7tSA
October 22, 2020 at 05:38AM
The C.D.C. updates its definition of ‘close contact’ in relation to infection risk.
Reviewed by Sailesh kumar
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5:38 PM
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