Thetay, Anshuj, Santosh Kumar, Mohammed Irfan, Rafael Lund, Khushboo Desai, Tanvi Hirani, and Jeel Sevak. 2021. “A Randomized Comparative Study of Platelet-Rich Fibrin Along With Hydroxyapatite Graft for the Treatment of 3-Walled Defects in Chronic Periodontitis”. Medicine and Pharmacy Reports 94 (4), 471-76. https://doi.org/10.15386/mpr-1923.