Syeda Lalarukh Saba Shah, Nazli Shujaat, Mariam Fatima. “Association of Awareness in Medical and Dental Students Regarding Adverse Effects of Smoking on Periodontal Health”. Pakistan Journal of Medical & Health Sciences 16, no. 11 (December 11, 2022): 29. Accessed November 21, 2024. https://mail.pjmhsonline.com/index.php/pjmhs/article/view/3143.