“Hydrogen Peroxide Penetration into the Pulp Chamber During Conventional in-Office Bleaching and Diode Laser-Assisted Bleaching With Three Different Wavelengths”. Laser Therapy 28, no. 4 (February 4, 2020): 285–290. Accessed May 2, 2026. https://www.lasertherapyjournal.com/ltj/article/view/265.