Islam, Md Ashraful, et al. “Treatment of Displaced Femoral Neck Fractures: Unipolar Hemiarthroplasty Versus Bipolar Hemiarthroplasty”. KYAMC Journal, vol. 8, no. 1, Aug. 2017, pp. 10-14, doi:10.3329/kyamcj.v8i1.33866.