Mora, C. et al. 2023. Government communication pieces on HIV pre-exposure (PrEP) and post-exposure (PEP) prophylaxis (2016-2019): analysis of their content and circulation among gay men, trans women/travestis, and sex workers. Saúde e Sociedade. 31, 4 (Jan. 2023), e210855pt. DOI:https://doi.org/10.1590/S0104-12902022210855pt.