Cao, Xiao-Yan Simultaneous determination of four iridoid and secoiridoid glycosides and comparative analysis of Radix Gentianae Macrophyllae and their related substitutes by HPLC. [electronic resource] - Phytochemical analysis : PCA - 348-54 p. digital Publication Type: Comparative Study; Journal Article ISSN: 1099-1565 Standard No.: 10.1002/pca.1206 doi Subjects--Topical Terms: Chromatography, High Pressure Liquid--methodsDrugs, Chinese Herbal--chemistryGlycosides--analysisLimit of DetectionReproducibility of Results