Advances in studies on multi-component determination of Chinese materia medica by QAMS Quantitative analysis of four alkaloids in Xianglian preparations by QAMS method A quantitative method for simultaneous assay of five ingredients with one marker in Salvia miltiorrhiza Integrative research of QAMS model used in assay of flavonoids in Epimedii Folium, its processed products and finished Chinese medicines Determination of lactones in Andrographis Herba and its preparation by quantitative analysis of multi-components by single-marker Quantitative method for simultaneous assay of four coumarins with one marker in Fraxini cortex Advances in studies on multi-component determination of Chinese materia medica by QAMS Determination of lactones in Andrographis Herba and its preparation by quantitative analysis of multi-components by single-marker