Ramachandra Reddy, G., and P. N. Prasad. “Efficacy of Bipolar Hemiarthroplasty in the Elderly People: A Study in a Tertiary Care Centre”. International Journal of Research in Orthopaedics, vol. 3, no. 3, Apr. 2017, pp. 396-00, doi:10.18203/issn.2455-4510.IntJResOrthop20171573.