An efficient method for rapid screening of triterpenoid saponins in three Glycyrrhiza species using rapid resolution liquid chromatography quadrupole time-of-flight mass spectrometry combined with mass defect filtering

Song Li, Bao-Qing Yang, Wen-Jie Xie, Ye Gao, Chenxiao Shan, Guoping Peng, Xiangyun Xie, Xiaoli Gao, Yunfeng Zheng