Li, P., Wang, Q., He, Y., Yang, C., Zhang, Z., Liu, Z., … Chen, L. (2023). Booster vaccination is required to elicit and maintain COVID-19 vaccine-induced immunity in SIV-infected macaques. Emerging Microbes & Infections, 12(1), e2136538. https://doi.org/10.1080/22221751.2022.2136538 (Original work published 2023)