LE, T. Q. T.; TRAN, D. B. D.; LE, M. H.; NGUYEN, N. T. D. In vitro study on the effectiveness of gutta-percha removal between the protaper retreatment system and r-endo system in endodontic retreatment. Tạp chí Y Dược Huế, [S. l.], v. 15, n. 4, p. 155–162, 2025. DOI: 10.34071/jmp.2025.4.20. Disponível em: https://huejmp.vn/index.php/journal/article/view/659. Acesso em: 21 tháng 9. 2025.