CORONEL ROMERO, C. D.; CEVALLOS GONZÁLEZ, F. M.; BENALCÁZAR ORMAZA, C. A. Color inestability in teeth cleared with hydrogen and carbamide peroxide, subjected to pigmenting drinks. Odontología, [S. l.], v. 24, n. 1, p. e3586, 2022. DOI: 10.29166/odontologia.vol24.n1.2022-e3586. Disponível em: https://revistadigital.uce.edu.ec/index.php/odontologia/article/view/3586. Acesso em: 19 feb. 2026.