Chen1, Xiaoshuang, Gaofeng Li2, and Xujia Hu1. 2014. “Simultaneous Quantification of Berberine Hydrochloride and Fibrauretine Tablets in Rat Urine, Feces, Bile and Plasma by HPLC DAD”. Asian Journal of Chemistry 26 (23):7994-98. https://doi.org/10.14233/ajchem.2014.16876.