Differentiation of cryopreserved umbilical cord mesenchymal stem cells into osteoblasts
Chen Yan, Pan Li-jie, Yuan Jie, Li Tian-xia
Chinese Journal of Tissue Engineering Research . 2013, (36): 6436 -6442 .  DOI: 10.3969/j.issn.2095-4344.2013.36.009