Chinazzo, Luana, Anna Julia Teixeira de Oliveira, Lucas Bragança, Julia Firme, Fabio Goveia, and Francis Sodré. “From Activism to Radicalization: The Evolution of Vaccine Disinformation in the Brazilian Social Media Ecosystem (2021–2025) ”. Revista Española de Comunicación en Salud 17, no. 2 (July 29, 2026): 38–58. Accessed August 6, 2026. https://e-revistas.uc3m.es/index.php/RECS/article/view/9951.