Y KHAMRCO, T.; J AL-NAIMI, R.; S AL-MUKHTAR, B. The effect of social class on periodontal condition and treatment needs of 13-15 year old students in Mosul city - Ninevah : Iraq. Al-Rafidain Dental Journal, [S. l.], v. 1, n. 1, p. 78–85, 2001. DOI: 10.33899/rden.2020.165903. Disponível em: https://rden.uomosul.edu.iq/index.php/rden/article/view/35367. Acesso em: 12 jan. 2026.