Mesenchymal Stem Cell-Derived Exosomes as a Novel Strategy for the Treatment of Intervertebral Disc Degeneration oleh Lin Lu, Aoshuang Xu, Fei Gao, Chenjun Tian, Chenjun Tian, Honglin Wang, Jiayao Zhang, Yi Xie, Pengran Liu, Songxiang Liu, Cao Yang, Zhewei Ye, Xinghuo Wu