NASSER ALY. Comparison of The Effect of Ball and Socket Versus Magnetic Attachments on Bone Density at Lateral Apical Region of Implant Supported Maxillary Obturators. International Journal of Special Education, [S. l.], v. 41, n. 17s, p. 743–750, 2026. Disponível em: https://mail.internationalsped.com/index.php/ijse/article/view/5322. Acesso em: 22 oct. 2026.