Culture-expanded allogenic adipose tissue-derived stem cells attenuate cartilage degeneration in an experimental rat osteoarthritis model. oleh Li Mei, Bojiang Shen, Peixue Ling, Peixue Ling, Shaoying Liu, Jiajun Xue, Fuyan Liu, Huarong Shao, Jianying Chen, Aibin Ma, Xia Liu