Rajouria, A. D., M. D. Bhattarai, M. R. Bajracharya, and B. B. Karki. “Comparative Studies of Bone Density by Quantitative Ultrasound (QUS) With Dual-Energy X-Ray Absorptiometry (DEXA) Scan”. Journal of Chitwan Medical College, vol. 9, no. 1, Mar. 2019, pp. 8-12, https://www.nepjol.info/index.php/JCMC/article/view/23776.