参考文献:10.1016/0378-4347(91)80482-r 摘要:Liebmann B, Henke D, Spahn-Langguth H, Mutschler E. Determination of the quaternary compound ciclotropium in human biological material after hydrolysis and derivatization with the fluorophor flunoxaprofen chloride. Journal of Chromatography B: Biomedical Sciences and Applications. 1991 Dec;572(1-2):181–93. doi: 10.1016/0378-4347(91)80482-r.