Steroidal saponins from Tribulus terrestris.
Su L, Chen G, Feng SG, Wang W, Li ZF, Chen H, Liu YX, Pei YH.
Su L, et al. Among authors: chen g, chen h.
Steroids. 2009 Apr-May;74(4-5):399-403. doi: 10.1016/j.steroids.2008.12.008. Epub 2008 Dec 30.
Steroids. 2009.
PMID: 19152803