Ashawan, P. J., and R. M. Zade. “Comparative Evaluation of Bioactive Glass Bone Graft Material With Platelet Rich Fibrin and Bioactive Glass Bone Graft Material Alone for the Treatment of Periodontal Intrabony Defects: A Clinical and Radiographic Study”. International Journal of Research in Medical Sciences, vol. 4, no. 8, Jan. 2017, pp. 3288-94, doi:10.18203/2320-6012.ijrms20162281.