Stanley, M., Datta, S., Kumar, A., & KhudaBukhsh, A. R. (2026). Investigating Vaccine Buyer’s Remorse: Post-Vaccination Decision Regret in COVID-19 Social Media Using Politically Diverse Human Annotation. Proceedings of the AAAI Conference on Artificial Intelligence, 40(46), 39294–39302. https://doi.org/10.1609/aaai.v40i46.41278