Comparative study among commercial Eucommia ulmoides Oliv. of different grades and Eucommia ulmoides Oliv. from Guangyuan on effects of immunity enhancement and liver protection
XIONG Qiu-yun,PENG Cheng*,GAO Ji-hai,XIE Xiao-fang*
NATURAL PRODUCT RESEARCH AND DEVELOPMENT . 2019, (增刊2): 9 -16 .  DOI: 10.16333/j.1001-6880.2019.S.002