Wound healing related trophic factors derived from human umbilical cord mesenchymal stem cells
Zhang Mei-rong, Sun Ya-ru, Wang Li, Zhang Xue-feng, Hu Jian-xia, Zhou Qian, Gao Hong, Wang Yan-gang
Chinese Journal of Tissue Engineering Research . 2011, (32): 5983 -5986 .  DOI: 10.3969/j.issn.1673-8225.2011.32.021