I. W. S. Dusak, I. G. N. W. Aryana, C. G. O. Dharmayuda, I. W. Subawa, H. K. Nugraha, and I. M. A. Susila, “Comparison of mortality rate between bipolar hemiarthroplasty and proximal femoral nail anti-rotation for intertrochanteric fractures in Sanglah hospital, Bali”, Int J Res Med Sci, vol. 8, no. 10, pp. 3503–3507, Sep. 2020.