RIVERA ULLAURI, M. V. .; PINOS FACCHIN, P. D. . COVID-19. REVISTA MÉDICA HJCA, [S. l.], v. 12, n. 2, p. 89–91, 2020. Disponível em: https://revistamedicahjca.iess.gob.ec/ojs/index.php/HJCA/article/view/612. Acesso em: 20 abr. 2024.