DeVerna, M. R.; Pierri, F.; Truong, B. T.; Bollenbacher, J.; Axelrod, D.; Loynes, N.; Torres-Lugo, C.; Yang, K.-C.; Menczer, F.; Bryden, J. CoVaxxy: A Collection of English-Language Twitter Posts About COVID-19 Vaccines. ICWSM 2021, 15, 992-999.