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Fingerprint of Hedyotis diffusa Willd. by HPLC-MS.
Yang T, Yang YH, Yang JY, Chen BM, Duan JP, Yu SY, Ouyang HT, Cheng JP, Chen YX. Yang T, et al. Among authors: ouyang ht. Phytochem Anal. 2008 Nov-Dec;19(6):487-92. doi: 10.1002/pca.1071. Phytochem Anal. 2008. PMID: 18446772
Subchronic toxicity studies of Radix Astragali extract in rats and dogs.
Yu SY, Ouyang HT, Yang JY, Huang XL, Yang T, Duan JP, Cheng JP, Chen YX, Yang YJ, Qiong P. Yu SY, et al. Among authors: ouyang ht. J Ethnopharmacol. 2007 Mar 21;110(2):352-5. doi: 10.1016/j.jep.2006.09.024. Epub 2006 Sep 27. J Ethnopharmacol. 2007. PMID: 17052876