Preparation of ziyuglycosides Ⅰ and Ⅱ from Sanguisorba officinalis L. via SP-HPLC-ELSD
LI Cheng-jie, XU Xue-ping, CHEN Guo-hua, WANG Yan, YAN Chao,
NATURAL PRODUCT RESEARCH AND DEVELOPMENT . 2020, (增刊2): 144 -151 .