Composition #3: Song, Yue-Lin., Zeng, Ke-Wu., Shi, Tian-Xing., Jiang, Yong., Tu, Peng-Fei. Sibiricasaponins A-E, five new triterpenoid saponins from the aerial parts of Polygala sibirica L. . fitoterapia, 2013, vol. 84, p. 295–301. DOI: 10.1016/j.fitote.2012.12.017.
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