Qidwai, W., S. . Sohail Ali, S. . Ayub, and S. . Ayub. “Knowledge, Attitude and Practice Regarding Immunization Among Family Practice Patients”. Journal of the Dow University of Health Sciences (JDUHS), vol. 1, no. 1, Apr. 2007, pp. 15-18, https://jduhs.com/index.php/jduhs/article/view/1249.