Synthesis and Antitumor Activity of 2β-Hydroxyursolic Acid
HUANG Lirong1,2, CHEN Lei2, YANG Xiaosheng1,2*, MA Lin2, ZHANG Jianxin2, WANG Daoping2
Chinese Journal of Applied Chemistry . 2013, (10): 1133 -1138 .  DOI: 10.3724/SP.J.1095.2013.20561