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Comprehensive study provides evidence on natural immunity protection by COVID-19 variant, how it fades over time
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Comprehensive study provides evidence on natural immunity protection by COVID-19 variant, how it fades over time

by Lancet Credit: Pixabay/CC0 Public Domain For someone previously infected with COVID-19, their risk of hospitalization or death is 88% lower for at least 10 months compared to those who had not been previously infected, according to a systematic review and meta-analysis published in The Lancet. The analysis also suggests that the level and duration of...