PATEL, P. .; CHODVADIYA, K. A Study on Correlation of COVID-19 Vaccination and Hospitalization among Adults Aged 45 Years and Above: A Hospital Based Case Control Study. National Journal of Community Medicine, [S. l.], v. 12, n. 07, p. 211–214, 2021. Disponível em: https://njcmindia.com/index.php/file/article/view/368. Acesso em: 7 may. 2024.