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

Home breaking Breaking news news NYT The C.D.C. updates its definition of ‘close contact’ in relation to infection risk.

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

October 21, 2020

By BY GINA KOLATA from NYT World https://ift.tt/3jkCx9e

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