Efficacy of Er:YAG and diode laser on gingival depigmentation. A systematic review. Cuestiones de Fisioterapia, [S. l.], v. 54, n. 4, p. 6234–6254, 2025. DOI: 10.48047/9cn7s737. Disponível em: https://cuestionesdefisioterapia.com/index.php/es/article/view/2584.. Acesso em: 17 mar. 2026.