Proximal femoral nail anti-rotation versus locking proximal femoral plate for osteoporotic unstable intertrochanteric fractures in senile patients  
Wang Jiang-jing, Hu Si-bin, Song Hong-hui, Cui Lu-kuan
Chinese Journal of Tissue Engineering Research . 2017, (15): 2372 -2377 .  DOI: 10.3969/j.issn.2095-4344.2017.15.014