Efficacy and safety of Wuhu oral liquid in treating acute soft tissue injuries: a multicenter, randomized, double-blind, double-dummy, parallel-controlled trial oleh Wen-Hao Zhu, Wen-Hao Zhu, Wen-Hao Zhu, Yi Shen, Yi Shen, Yi Shen, Yu Xiao, Yu Xiao, Qi Shi, Qi Shi, Qi Shi, Qi Shi, Zhao-Xiang Fan, Yan-Qi Feng, Hong-Bo Wan, Bo Qu, Jun Zhao, Wei-Qiang Zhang, Guo-Hui Xu, Xue-Qun Wu, Xue-Qun Wu, De-Zhi Tang, De-Zhi Tang, De-Zhi Tang, De-Zhi Tang