Tag: covid protection against reinfection
Preprint: Duration of immune protection of SARS-CoV-2 natural infection against reinfection
“Effectiveness of primary infection against severe, critical, or fatal COVID-19 reinfection was 97.3% (95% CI: 94.9- 98.6%), irrespective of the variant of primary infection or reinfection, and with no evidence for waning.” More...