EJAZ AHMED KHAN. Second wave of COVID-19 pandemic in Pakistan; Reasons and mitigation measures. Journal of Ayub Medical College Abbottabad, [S. l.], v. 32, n. 4-Sup 1, p. 593–594, 2021. Disponível em: https://jamc.ayubmed.edu.pk/index.php/jamc/article/view/9027. Acesso em: 19 apr. 2025.