Zheng, J. ., Xi, C. ., Cao, S. ., Wang, G. ., Tang, B. ., Wang, Z. ., & Mu, Z. . (2017). Determination of 21 illegally added chemical drugs in health foods using ultra performance liquid chromatography-tandem mass spectrometry coupled with QuEChERS . Se Pu = Chinese Journal of Chromatography, 35(12), 1257-1265. https://doi.org/10.3724/SP.J.1123.2017.09031 (Original work published 2017)