Simultaneous determination of amino acids in Paris polyphylla var. yunnanensis fibril from different habitats by UPLC
GU Wen-chao, ZHAO Shun-xin, YANG Min, HUANG Xiao-lan, LI Hai-ling, ZHOU Nong,
NATURAL PRODUCT RESEARCH AND DEVELOPMENT . 2020, (9): 1562 -1575 .  DOI: 10.16333/j.1001-6880.2020.9.015