Daeng Pasiga, Burhanuddin. “Effectiveness of Use of Ultraviolet Sanitizing Devices for Reduction of Bacterial Colonies on Toothbrushes”. International Journal of Medical and Dental Sciences (July 1, 2018): 1676–1683. Accessed April 18, 2024. https://ijmds.org/index.php/ijmds/article/view/322.