Fattah Sanfaz , Abdel. “Impact of Smoking on Periodontal Health: A Comparative Study Between Libyan &Amp; Egyptian Adult Population”. Libyan Journal of Public Health Practices 2, no. 1 (June 29, 2025): 36–43. Accessed August 23, 2026. https://next.fannak.com/index.php/LJPHP/article/view/7343.