Liu, Z., Ding, F., Guo, M., Zhang, L., Wu, M., & Liu, Z. (2004). Downregulation of retinoic acid receptor-β(2) expression is linked to aberrant methylation in esophageal squamous cell carcinoma cell lines. World J Gastroenterol.

Liu, Zhong-Min, Fang Ding, Ming-Zhou Guo, Li-Yong Zhang, Min Wu, και Zhi-Hua Liu. "Downregulation of Retinoic Acid Receptor-β(2) Expression Is Linked to Aberrant Methylation in Esophageal Squamous Cell Carcinoma Cell Lines." World J Gastroenterol 2004.

Liu, Zhong-Min, et al. "Downregulation of Retinoic Acid Receptor-β(2) Expression Is Linked to Aberrant Methylation in Esophageal Squamous Cell Carcinoma Cell Lines." World J Gastroenterol 2004.