Reported Polio cases in Pakistan during 2019. Biomedical Research and Therapy, [S. l.], v. 7, n. 3, p. 3693–3696, 2020. DOI: 10.15419/bmrat.v7i3.596. Disponível em: https://preservation.bmrat.org/index.php/BMRAT/article/view/596.. Acesso em: 15 nov. 2024.