Li, C., J. Feng, S. Chen, and Y. He. “Efficacy of Hematopoietic Stem Cell Formultiple Sclerosis, an Evidence Based Meta-Analysis”. Cellular and Molecular Biology, vol. 62, no. 4, Apr. 2016, pp. 48-52, https://mail.cellmolbiol.org/index.php/CMB/article/view/839.