MU, Yida; JIN, Mali; GRIMSHAW, Charlie; SCARTON, Carolina; BONTCHEVA, Kalina; SONG, Xingyi. VaxxHesitancy: A Dataset for Studying Hesitancy towards COVID-19 Vaccination on Twitter. Proceedings of the International AAAI Conference on Web and Social Media, [S. l.], v. 17, n. 1, p. 1052–1062, 2023. DOI: 10.1609/icwsm.v17i1.22213. Disponível em: https://ojs.aaai.org/index.php/ICWSM/article/view/22213. Acesso em: 10 may. 2026.