SHANKAR, Pathiyl; JHA, Nisha. Sources of Key Evidences for COVID-19 Pandemic. Europasian Journal of Medical Sciences, [S. l.], v. 3, n. 1, p. 109–112, 2021. Disponível em: https://www.nepjol.info/index.php/ejms/article/view/39273. Acesso em: 6 dec. 2025.