Prior Infection Is Little Defense Against Virus Variant, Scientists Say


By BY LYNSEY CHUTEL AND RICHARD PÉREZ-PEÑA
World
https://ift.tt/3dfEfbA
Evidence from South Africa, where the Omicron variant already dominates, shows a high rate of reinfection of people who have already had the coronavirus.
New York Times
Coronavirus (2019-nCoV), Coronavirus Omicron Variant, Vaccination and Immunization
December 3, 2021 at 12:22AM

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