Application of botulinum toxin associated with aesthetic surgical crown lengthening in treatment of gummy smile. Journal of Face Aesthetics, [S. l.], v. 5, n. 1, p. 51–59, 2023. DOI: 10.20883/jofa.57. Disponível em: https://jofa.ump.edu.pl/index.php/jofa/article/view/58. Acesso em: 19 nov. 2024.