Agarwal, P., Shahi, P.K., Gangadharappa, P., Bhardwaj, R. and Singh, A. 2022. Defining periodontology in era’s. International journal of health sciences. 6, S5 (Jun. 2022), 2672–2676. DOI:https://doi.org/10.53730/ijhs.v6nS5.9215.