Thuy, P. and Quyen, T. 2020. The effect of 1% povidone iodine and 0,75% boric acid on chronic periodontitis treatment. Science and Technology Development Journal: Health Sciences. 1, 2 (Dec. 2020), 75-85. DOI:https://doi.org/https://doi.org/10.32508/stdjhs.v1i2.450.