R. RAJA, et al. “Compare the Effect of 10 Meter Walk Test in Conventional below Knee Prosthesis Versus Modular below Knee Prosthesis on Unilateral Transtibial Amputee Patients”. International Journal of Pharma and Bio Sciences, vol. 7, no. 4, Dec. 2016, pp. 206-14, https://ijpbs.net/index.php/journal/article/view/5461.