Y KHAMRCO, Tarik. 2001. “Epidemiological Study on Prevalence of Plaque and Gingivitis Among Adolescents and Adult Population (15-54) Years in Hamam-Allel Villages, Ninevah, Iraq”. Al-Rafidain Dental Journal 1 (3):283-90. https://doi.org/10.33899/rden.2020.166545.