OLIVA MARTÍNEZ, María Mayda. La COVID-19; pandemia del siglo XXI. Medimay, [S. l.], v. 27, n. 2, p. 99–103, 2020. Disponível em: https://revcmhabana.sld.cu/index.php/rcmh/article/view/1642. Acesso em: 10 abr. 2025.