Separation of Non-alkaloid Toxin Lignans and New Flavonoid from Himalayan Mayapple (Podophyllum Hexandrum Royle) by High-Speed Counter-Current Chromatography and Their Anti-inflammatory Activity Evaluation. Pak. J. Anal. Environ. Chem. 2024;25(1):81-89. doi:10.21743/pjaec/2024.06.08