Thuy, P., and T. Quyen. “The Effect of 1% Povidone Iodine and 0,75% Boric Acid on Chronic Periodontitis Treatment”. Science and Technology Development Journal: Health Sciences, Vol. 1, no. 2, Dec. 2020, pp. 75-85, doi:https://doi.org/10.32508/stdjhs.v1i2.450.