Effectiveness of COVID-19 Vaccines over 13 Months Covering the Period of the Emergence of the Omicron Variant in the Swedish Population.
Yiyi XuHuiqi LiBrian K KiruiAiliana SantosaMagnus GisslenSusannah LeachBjörn WettermarkLowie E G W VanfleterenFredrik NybergPublished in: Vaccines (2022)
Our findings provide strong evidence for long-term maintained protection against severe COVID-19 by the basic two-dose schedule, supporting more efforts to encourage unvaccinated persons to get the basic two doses, and encourage vaccinated persons to get a booster to ensure better population-level protection.