Zhang Xi-Ping, Zhang Man-Li, Su Xiao-Huo, Huo Chang-Hong, Gu Yu-Cheng, Shi Qing-Wen
Department of Natural Product Chemistry, School of Pharmaceutical Sciences, Hebei Medical University, 361 Zhongshan East Road, 050017 Shijiazhuang, Hebei Province, P. R. China.
Chem Biodivers. 2009 Dec;6(12):2166-83. doi: 10.1002/cbdv.200700461.