In Vitro Evaluation of Apical Debris Extrusion Using Different Rotary File Systems in Extracted Mandibular Premolars. Nigerian Dental Journal, [S. l.], v. 34, n. 2, 2026. DOI: 10.61172/rr3wy316. Disponível em: https://nigeriandentaljournal.ng/ndj/article/view/454. Acesso em: 18 jun. 2026.