PATEL, P. . Magnitude of Second Wave of Covid-19 in India. National Journal of Community Medicine, [S. l.], v. 12, n. 04, p. 68–71, 2021. DOI: 10.5455/njcm.20210501050126. Disponível em: https://www.njcmindia.com/index.php/file/article/view/303. Acesso em: 2 may. 2024.