bibliographicCitation |
Li F, Ding Z, Cao QE. Separation and determination of ephedrine and pseudoephedrine in Ephedrae Herba by CZE modified with a Cu(II)-L-lysine complex. Electrophoresis. 2008 Feb;29(3):658–64. doi: 10.1002/elps.200700334. PMID: 18228536. |