Halan, V., Agrawal, S., Rathod, V., Dwivedi, P., Kubal, A. and Rao, A. 2022. Comparative evaluation of efficacy of subgingivally delivered simvastatin and placebo gel in the treatment of stage ii periodontitis as an adjunct to scaling and root planing and its effect on porphyromonas gingivalis : A clinico-microbiological study. International journal of health sciences. 6, S5 (Jul. 2022), 12314–12331. DOI:https://doi.org/10.53730/ijhs.v6nS5.11365.