J. E. . Arellano Ubillus, S. Y. . Garcés Ignacio, J. A. . Villegas Lozano, R. M. . Fernández Guerrero, and A. V. . Guerrero Becerra, “Relationship between knowledge and attitude of workers about the vaccine against COVID-19 of the Provincial Hospital of Acobamba, 2021 ”, Multidisciplinary & Health Educ. J., vol. 5, no. 3, pp. 452–458, Oct. 2023.