Effect of promoter methylation on lower expressed cyclooxygenase-2 esophageal squamous cell carcinoma xenograft
Wang Qinggang, Meng Ying, Zhu Shengtao, Shi Haiyun, Zhang Shutian
Journal of Capital Medical University . 2014, (6): 798 -804 .  DOI: 10.3969/j.issn.1006-7795.2014.06.022