A new public dataset of four million Telegram messages from prominent Brazilian anti-vaccine channels (2020-2025) is released with content, metadata, media, and classifications for misinformation research.
Vaccine Coverage in the Tropics: Sharp Decline in Immunization and Implications for Disease X Preparedness and the UN 2030 Agenda
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Brazilian Social Media Anti-vaccine Information Disorder Dataset -- Telegram (2020-2025)
A new public dataset of four million Telegram messages from prominent Brazilian anti-vaccine channels (2020-2025) is released with content, metadata, media, and classifications for misinformation research.