Tranexamic acid controls postoperative hidden blood loss in senile intertrochanteric fracture 
Yu Dongming, Hu Song, Yang Xiaozhong, Zou Yi, Chen Yong, Hu Bo, Gao Daxin
Chinese Journal of Tissue Engineering Research . 2020, (21): 3353 -3357 .  DOI: 10.3969/j.issn.2095-4344.2650