Khan, M. A., Akram, S. and Usman, H. B. (2016) “POLIO IMMUNIZATION AND AWARENESS: A CROSS SECTIONAL STUDY IN SHANGLA AND SWAT DISTRICTS, PAKISTAN”, Journal of Postgraduate Medical Institute, 30(2). Available at: https://www.jpmi.org.pk/index.php/jpmi/article/view/1725 (Accessed: 20 April 2024).