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. 2022 Oct 27;13:1037164. doi: 10.3389/fendo.2022.1037164

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Copyright © 2022 Du, Yang, Kong, Sun, Shen, Cai, Sun, Zhang, Guo, Zhang and Wang

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Venn diagram of common biomarkers in various biological samples. Common biomarkers of DR in various biological samples, but retina that is not applicable in clinic, were analyzed by Venn diagram.