Statistics
Publications
4
Citations
413
H-Index
4
Active since
2021
Samuel Toffa is an author at UK Health Security Agency specializing in vaccine effectiveness, vaccine-preventable diseases, and vaccination.
Publications per year
2021–2022
4
4
COVID-19 Vaccine Effectiveness against the Omicron BA.2 variant in England
Freja Kirsebom, Nick Andrews, Julia Stowe et al. · medRxiv · 2022 · 33 citations · Full text
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