Gorkhali, R. S. (2020) “Evaluation of Bovine Derived Xenograft Combined with Bioresorbable Collagen Membrane in Treatment of Intrabony Defects”, Journal of Nepalese Society of Periodontology and Oral Implantology, 4(2), pp. 61–67. doi: 10.3126/jnspoi.v4i2.34231.