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XVar Plots illustrating the levels of the compounds (a) liquiritigenin (257.08161_9.822) and isoliquiritigenin (257.08155_13.588) in Radix et rhizoma glycyrrhizae preparata (RRGP) extracts and in HJQZT extract, and (b) astragaloside I (1737.96629_18.398) and astragaloside II (1653.94391_15.879) in Radix Astragali (RA) and in HQJZT extracts.
