Optimized study on isolation and cultivation of human umbilical cord mesenchymal stem cells
Qi Kai, Dong Li-yuan, Chen Xian-jiu, Zhao Jie, Xue Guo-fang, Chen Yan, Niu Bo
Chinese Journal of Tissue Engineering Research . 2011, (23): 4220 -4224 .  DOI: 10.3969/j.issn.1673-8225.2011.23.010