Gautam, B., S. Pokhrel, S. Aryal, and A. Basnet. “Efficacy of Toothpaste in Reducing Micro-Flora Isolated from Toothbrush”. Kathmandu University Journal of Science, Engineering and Technology, Vol. 13, no. 2, Oct. 2018, pp. 71-78, doi:10.3126/kuset.v13i2.21285.