“Cementless Extensive Porous-Coated Mono-Block Long Stem Hemiarthroplasty Versus Proximal Femoral Nail for Unstable Osteoporotic Intertrochanteric Fracture in the Elderly Patients: A Retrospective Study”. International Journal of Scientific Research and Management (IJSRM), vol. 10, no. 02, Feb. 2022, pp. 531-8, https://doi.org/10.18535/ijsrm/v10i02.mp01.