MOEINTAGHAVI, A.; AHRARI, F.; FALLAHRASTEGAR, A.; SALEHNIA, A. Comparison of the Effectiveness of CO2 and Diode Lasers for Gingival Melanin Depigmentation: A Randomized Clinical Trial: CO2 and Diode Lasers for Gingival Depigmentation. Journal of Lasers in Medical Sciences, v. 13, p. e8, 22 Feb. 2022.