Dutta, D, and AR Bajracharya. “Hemireplacement Arthroplasty With Unipolar Vs Bipolar Prosthesis for Displaced Hip Fractures in Elderly”. Journal of Nepal Health Research Council, vol. 7, no. 2, Apr. 2010, pp. 131-4, https://doi.org/10.3126/jnhrc.v7i2.3022.