CpG island methylation of Smad4 gene in gastric cardia adenocarcinoma
GUO Wei，DONG Zhi-ming*，GUO Yan-li，YANG Zhi-bin，KUANG Gang
Carcinogenesis, Teratogenesis & Mutagenesis . 2011, (4): 269 -274 .  DOI: 10.3969/j.issn.1004-616x.2011.04.006