TY - Bulletin of Botanical Research A1 - YAO Xiao-Hui;DUAN Xi-Hua;*;DUAN Ming-Hui;ZHANG Dong-Yang;FU Yu-Jie; T1 - Ultrasound-assisted Extraction of 2″-O-galloylhyperin from Pyrola calliantha H.Andr. Y1 - 2012-07-20 JF - Bulletin of Botanical Research JO - Bulletin of Botanical Research SP - 497 EP - 500 VL - 32 IS - 4 UR - https://bbr.nefu.edu.cn N1 - 10.7525/j.issn.1673-5102.2012.04.021 ER -