Classification of the type of smile and gingival phenotype in patients of the Dental Clinic of the Catholic University of Cuenca. Research, Society and Development, [S. l.], v. 12, n. 2, p. e17212240024, 2023. DOI: 10.33448/rsd-v12i2.40024. Disponível em: https://rsdjournal.org/rsd/article/view/40024. Acesso em: 5 dec. 2025.