Hybrid, vaccine-induced and natural immunity against SARS-CoV-2 in traditional food markets in Bolivia (2020−2022): A cross-sectional analysis of a serological survey

Christine LeynsElliot McClenaghanPatricia RodríguezPatrick Nguipdop‐DjomoCarla AscarrunzDaniel Eid RodríguezPunam MangtaniJavier Guitián2026-03-222026-03-22202510.1016/j.vaccine.2025.127104https://doi.org/10.1016/j.vaccine.2025.127104https://andeanlibrary.org/handle/123456789/76980enSerologyVirologyImmunitySevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2)Herd immunityCoronavirus disease 2019 (COVID-19)Cross-sectional studyCross reactionsNatural food2019-20 coronavirus outbreakHybrid, vaccine-induced and natural immunity against SARS-CoV-2 in traditional food markets in Bolivia (2020−2022): A cross-sectional analysis of a serological surveyarticle