Characterization and analysis of matrix metalloproteinases 8 and 20 in the human crown and root dentin
Zhu Zi-yuan, Zhou Tian, Zhang Bao-wei
Chinese Journal of Tissue Engineering Research . 2012, (24): 4526 -4529 .  DOI: 10.3969/j.issn.1673-8225.2012.24.032