No protection against death

Podcast: Dr. John Campbell · Campbellteaching

Opublikowano: 2026-10-31

Open access using this link: Uploaded 13-12-23 https://onlinelibrary.wiley.com/doi/10.1111/eci.14136 Effectiveness of a fourth SARS-CoV-2 vaccine dose in previously infected individuals from Austria Evidence is limited on the effectiveness of a fourth vaccine dose against coronavirus disease 2019, in populations with prior SARS-CoV-2 infections. We estimated the risk of COVID-19 deaths (primary outcome) We estimated the risk of SARS-CoV-2 infections (secondary outcome) Methods Austria nationwide retrospective observational study. 1 November to 31 December 2022 Primarily comparing individuals...