Liu, C. ., X. . Yuan, X. . Liu, K. . Liang, Z. . Ni, G. . Yu, and L. . Zhu. “Effect of Triptolide and Chemotherapy on Carcinoembryonic and Carbohydrate Antigens Levels and First-Line Treatment of Recurrent Nasopharyngeal Carcinoma”. Cellular and Molecular Biology, vol. 67, no. 2, Aug. 2021, pp. 109-13, doi:10.14715/cmb/2021.67.2.16.