TAPIA, B.; WEITZEL, C. .; INZUNZA, J.; WEITZEL, J. .; MUÑOZ-MENDOZA, C. L. . Effectiveness of influenza vaccines in elderly in the Ñuble region, years 2015, 2017 and 2019. Revista Chilena de Salud Pública, [S. l.], v. 27, n. 2, p. 101–108, 2023. DOI: 10.5354/0719-5281.2023.74348. Disponível em: https://revistaderechopublico.uchile.cl/index.php/RCSP/article/view/74348. Acesso em: 17 may. 2024.