Raj, A., Prasad, R., Gupta, B., Swahney, A., Tiwari, V. and Mistry, L. 2022. Comparative evaluation demineralized freeze dried bone allograft with and without platelet rich fibrin in intrabony defects: A clinical and radiographical study. International journal of health sciences. 6, S1 (Mar. 2022), 872–886. DOI:https://doi.org/10.53730/ijhs.v6nS1.4836.