Toori, Kaleem Ullah, and Asma Chaudhry. “Characteristics of Chronic Cough in Adults in Pakistani population: A Cross Sectional Study: Characteristics of Chronic Cough in Adults”. Pakistan Journal of Medical Sciences 36, no. 3 (March 3, 2020). Accessed April 19, 2024. https://www.pjms.org.pk/index.php/pjms/article/view/1868.