“A Comparative Analysis of in-Office Vital 6% Hydrogen Peroxide Activated Charcoal Tooth Whitening Treatment Enhanced With an 810nm Diode Laser, Compared to 35% Hydrogen Peroxide Bleaching”. 2021. South African Dental Journal 76 (2): 64-71. https://doi.org/10.17159/2519-0105/2021/v76no2a1.