“A Randomised Clinico-Microbial Trial Evaluated the Use of Ozone As a Supplement to Scaling and Root Planing in the Treatment of Chronic Periodontitis”. Journal of Pharmaceutical Negative Results (October 10, 2022): 1294–1299. Accessed June 17, 2026. https://www.pnrjournal.com/index.php/home/article/view/1915.