Metabolite identification of seven active components of Huan‐Nao‐Yi‐Cong‐Fang in rat plasma using high‐performance liquid chromatography combined with hybrid ion trap/time‐of‐flight mass spectrometry
1. State Key Laboratory of Chemical Resource Engineering, Beijing University of Chemical Technology, Beijing, People's Republic of China;2. Xiyuan Hospital, China Academy of Chinese Medical Sciences, Beijing, People's Republic of China