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. 2021 Oct 25;59(1):1439–1449. doi: 10.1080/13880209.2021.1991386

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© 2021 The Author(s). Published by Informa UK Limited, trading as Taylor & Francis Group.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Figure 1. — Quantitative analysis of major compounds in QLY granules. HPLC chromatograms. (A) Standard solution of berberine. (B) Extract of Qingluoyin granules. (C) Standard solution of oxymatrine. (D) Extract of Qingluoyin granules. (E) Standard solution of sinomenine. (F) Extract of Qingluoyin granules.