Amorim Ikejiri, L. L. A.; Álamo, L.; Galli, M. Z.; Bombonatti, J. F. S.; Campos Velo, M. M. de A.; Lia Mondelli, R. F. Effectiveness, Longevity, and Color Stability of in-Office Bleaching (6% H2O2 Gel Violet LED) and Diastema Closure With Direct Composite: 3-Year Follow-up. J Clin Adv Dent 2023, 7, 001-006.