Randomized Controlled Trials of Proximal Femoral Nail Antirotation in Lateral Decubitus and Supine Position on Treatment of Intertrochanteric Fractures oleh Li Xue, Li Zha, Qin Chen, Yi-jian Liang, Kang-ren Li, Zheng Zhou, Jin-long Guan, Hui Qin, You-ping Li