Serum and tissue levels of matrix metalloproteinase-1 and its tissue inhibitor in patients with intervertebral disc degeneration
Deng Bin, Wang Ye-xin, Meng Chun-yang
Chinese Journal of Tissue Engineering Research . 2016, (29): 4303 -4310 .  DOI: 10.3969/j.issn.2095-4344.2016.29.007