PATEL, S. B. .; PATEL, P. . Doubling Time and its Interpretation for COVID 19 Cases. National Journal of Community Medicine, [S. l.], v. 11, n. 03, p. 141–143, 2020. Disponível em: https://njcmindia.com/index.php/file/article/view/242. Acesso em: 6 may. 2024.