Chaudhary, S., H. Singh, A. Gharti, G. K. Chaudhary, and A. Gupta. “Radiographic Evaluation of Preoperative Periapical Status in Teeth With Apical Abscess”. Journal of Kathmandu Medical College, vol. 12, no. 2, June 2023, pp. 87-95, doi:10.3126/jkmc.v12i2.53545.