Direct MS measurement of the extract of Ligularia virgaurea collected in Yunnan and Sichuan provinces of China.
Okamoto
Yasuko
Y
Faculty of Pharmaceutical Sciences, Tokushima Bunri University, Yamashiro-cho 770-8514, Japan.
Saito
Yoshinori
Y
Kuroda
Chiaki
C
Hanai
Ryo
R
Gong
Xun
X
Tori
Motoo
M