Identification of a DNA methylation marker that detects the presence of lymph node metastases of gastric cancers

Yasuyuki Shigematsu, Tohru Niwa, Satoshi Yamashita, Hirokazu Taniguchi, Ryoji Kushima, Hitoshi Katai, Seiji Ito, Tetsuya Tsukamoto, Masao Ichinose, Toshikazu Ushijima