Association between natural immunity and risk of SARS-CoV-2 reinfection and COVID-19 hospitalization - News-Medical.Net

A new Swedish study examines the protective effect of immunity engendered by natural infection in contrast to hybrid immunity.

Against the background of the ongoing coronavirus disease 2019 (COVID-19) pandemic, with high vaccine coverage in several regions coupled with increasing rates of new infections in some hotspots, a n… [+4999 chars]

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