Kunarti, Sri, Vina Zavira Nizar, and Widya Saraswati. 2020. “Viability Test of Photodynamic Therapy With Diode Laser Waves Length 405 Nm on BHK-21 Fibroblast Cells With Various Irradiation Distances”. Conservative Dentistry Journal 9 (2):82-86. https://doi.org/10.20473/cdj.v9i2.2019.82-86.