Surgical treatment of gingival pigmentation versus laser: Efficacy, aesthetic and functional outcomes. Research, Society and Development, [S. l.], v. 13, n. 3, p. e8213345312, 2024. DOI: 10.33448/rsd-v13i3.45312. Disponível em: https://www.rsdjournal.org/rsd/article/view/45312. Acesso em: 5 dec. 2025.