S HAMID, R. A Clinical Evaluation of the Periodontal Ligament Injection. Al-Rafidain Dental Journal, [S. l.], v. 12, n. 2, p. 356–362, 2012. DOI: 10.33899/rden.2012.65090. Disponível em: https://rden.uomosul.edu.iq/index.php/rden/article/view/35390. Acesso em: 12 jan. 2026.