Taufeeq, H., R. Nadim, K. Aslam, and S. A. Ansari. “Self Reported Halitosis, Oral Hygiene Practices, Medical Conditions and Habits in OPD Patients of a Government Sector Institute in Karachi”. Journal of the Dow University of Health Sciences (JDUHS), vol. 11, no. 3, Dec. 2017, pp. 63-66, https://jduhs.com/index.php/jduhs/article/view/1355.