Zhao, Xiao-Qian Promoter demethylation of nuclear factor-erythroid 2-related factor 2 gene in drug-resistant colon cancer cells. [electronic resource] - Oncology letters Sep 2015 - 1287-1292 p. digital Publication Type: Journal Article ISSN: 1792-1074 Standard No.: 10.3892/ol.2015.3468 doi