Quality analysis of Liuwei Dihuang Concentrated Pills based on multi-index components Chemical constituents in ethylacetate fraction of Lycium barbarum Chemical constituents in ethylacetate fraction of Lycium barbarum Multiple fingerprints and multi-comonent quantitative analysis of Danhong Injection Improvement of extraction and concentration on quality consistency of Qiongyu Paste Chemical constituents from rhizomes of Valeriana jatamansi