Birang, R.; Sadeghi, S. mohsen; Birang, E.; Birang, N.; Fekrazad, R.; Soltany, S.; Chiniforush, N.; Yaghini, J. A Comparative Study of the Use of a 980 Nm Diode Laser and 10600nm CO2 in the Treatment of Gingival Melanin Pigmentation: Treatment of Gingival Melanin Pigmentation. J laser Med Sci 2024, 15, e61.