KHAN , Muhammad Akbar. Polio Eradication Initiative in Khyber Pakhtunkhwa – Socio-Religious Obstacles. Journal of Pakistan Administration, [S. l.], v. 40, n. 1, p. 42–63, 2019. Disponível em: https://journal.nspp.gov.pk/index.php/jpa/article/view/4. Acesso em: 27 feb. 2026.