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Simultaneous determination of 6 organic acids, 3 nucleosides, and ephedrine in Pinellia ternata by HPLC
Qiongfang Wen, Yanfang Zhang, Jingqing Zhang, Hua Zhao
Journal of Chinese Pharmaceutical Sciences . 2016, (12): 906 -913 .  DOI: 10.5246/jcps.2016.12.102