Djuraeva Ferangiz Hakimovna (2026) “MODERN TREATMENT OF PERIODONTITIS USING THE HELBO SYSTEM”, Ethiopian International Journal of Multidisciplinary Research, 13(5), pp. 1538–1541. Available at: https://www.eijmr.org/index.php/eijmr/article/view/6926 (Accessed: 20 June 2026).