D SALMAN, F. Assessment of oral cleanliness and gingival condition among intermediate Thamarian school students. Al-Rafidain Dental Journal, [S. l.], v. 6, n. 2, p. 181–185, 2006. DOI: 10.33899/rden.2006.40157. Disponível em: https://rden.uomosul.edu.iq/index.php/rden/article/view/34660. Acesso em: 12 jan. 2026.