Gold wrist-assisted PFNA reduces internal complications and enhances recovery in obese osteoporotic patients with intertrochanteric femur fractures. - Wu, Zhonghan; Li, Jianyang; Mao, Shitan; Lu, Jingtao; Zhao, Yao; Yu, Shuisheng; Tian, Dasheng; Jing, Juehua; Ao, Rongguang; Xu, Xinzhong (PLoS ONE, 2026)