Integrated strategy for identifying isoflavones in Belamcandae Rhizoma based on the combination of mass defect filtering and neutral-loss-triggered multistage fragmentation

Wenyi Yu, Cai Fu, Han Zhou, Guoqiang Liu, Jinlei Zheng, Hongjiang Liu, Meng Li, Aijin Shen, Yanfang Liu, Xinmiao Liang