Bhatnagar, S., S. Debnath, S. T. Siddeshappa, R. K. Yeltiwar, and V. Dewan. “Efficacy of Calcium Phosphate Composite Bone Graft in Treatment of Periodontal Intrabony Defects: Clinico-Radiographic Study”. Journal of Nepalese Society of Periodontology and Oral Implantology, vol. 5, no. 1, July 2021, pp. 39-44, doi:10.3126/jnspoi.v5i1.38182.