Shahrezaee, M., M. A. Okhovatpour, M. Banasiri, and S. R. Sharifzadeh. “Studying the Effects of Primary Arthroplasty on Post-Treatment Results Among Elderly Patients With Pertrochanteric Fracture”. Clinics and Practice, Vol. 8, no. 1, Jan. 2018, doi:10.4081/cp.2018.1055.