Identification and Mass Spectrometric Characterization of Isomeric Isoflavone Aglycones by ESI-IT-TOF Mass Spectrometry
LI Hui1, WAN Le-Ren2, WANG Hong1, Hashi Yuki2*, CHEN Shi-Zhong1*
Chem. J. Chinese Universities . 2007, (12): 2284 -2289 .