Umbilical Cord Mesenchymal Stem Cells for Inflammatory Regulation After Excision and Grafting of Severe Burn Wounds in Rats. Issue 4 (4th August 2021) - Jian-Xing, Duan; Wen-Jun, Liu; Yue-Qin, Zeng; Wang, Di; Gao-Fei, Zhang; Jia-Mei, Li; Han-Xiao, Lou