Hälsa & medicin
4.1
Sweden's Omicron Wave Breached Immunity Barriers, Study Shows
Despite high rates of prior COVID-19 infection and vaccination, Sweden experienced a major Omicron outbreak in 2022, suggesting the variant's ability to evade existing immunity. The finding has implications for pandemic preparedness strategies and vaccine development priorities as new variants emerge.
Originaltitel: High Prevalence of SARS-CoV-2 Omicron Infection Despite High Seroprevalence, Sweden, 2022