Marryam Riaz, Rahmah Kashif, Ahmed Mujtaba, Sara Mukhtar, Sohaib Shujaat, Easha Tahir. “Effect of Smoking on Periodontal Health: Awareness Among Azra Naheed Dental College Patients”. Pakistan Journal of Medical & Health Sciences, vol. 17, no. 01, Mar. 2023, p. 612, doi:10.53350/pjmhs2023171612.