Huang, K. et al. 2013. Rapid and Sensitive UPLC-MS/MS Method for Simultaneous Quantification of Peimine and Peiminine: A Multiple Drug Resistance Reversal Agent of Tumors and their Application to Preliminary Pharmacokinetic Studies in Beagle Dogs. Asian Journal of Chemistry. 25, 16 (Oct. 2013), 8917–8923. DOI:https://doi.org/10.14233/ajchem.2013.14909.