Characterisation of C-glycosyl quinochalcones in Carthamus tinctorius L. by ultra-performance liquid chromatography coupled with quadrupole-time-of-flight mass spectrometry. - Jin,Y.; Zhang,X.; Shi,H.; Xiao,Y.S.; Ke,Y.X.; Xue,Y.X.; Zhang,F.F.; Liang,X.M. (Rapid Commun Mass Spectrom, 2008)