Hashem, Ahmed Shawkat, Hesham Shokry Ismail, Santosh R Patil, and Mohammad Khursheed Alam. “Evaluation the Prevalence of Moderate Chronic Periodontitis Among Smokers and Non- Smokers in Aljouf Province , Kingdom Of Saudi Arabia”. International Journal of Human and Health Sciences (IJHHS) 2, no. 3 (May 18, 2018): 145–148. Accessed November 5, 2025. https://ijhhsfimaweb.info/IJHHS/article/view/43.