Expressions of MMP-2 and E-cadherin in esophageal mucosal lesion Expressions of MMP-2 and E-cadherin in esophageal mucosal lesion Carcinogenesis, Teratogenesis & Mutagenesis . 2014, (4): 288 -297 .  DOI: 10.3969/j.issn.1004-616x.2014.04.011