@article{Song Chun-qing:, author = {Song Chun-qing, Zheng Zhi-ren, Liu Di, Hu Zhi-bi and Sheng Wan-yun}, title = {Pterocarpans and Isoflavans from Astragalus membranaceus (Fisch.) Bunge}, publisher = {J Integr Plant Biol}, year = {1997}, journal = {Journal of Integrative Plant Biology}, volume = {39}, number = {12}, eid = {}, numpages = {0}, pages = {}, keywords = {Astragalus membranaceus; pterocarpans; isoflavans; (6aR; llaR)-3;9-dimethoxy-10- hydroxypterocarpan}, url = {https://www.jipb.net/EN/abstract/article_25520.shtml}, doi = {} }