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. 2022 Oct 17;13:1027603. doi: 10.3389/fendo.2022.1027603

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Copyright © 2022 Lu, Qi, Xu, Hao, Yang, Yu and Xu

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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The Top 5 productive countries/regions, institutions, and authors on SONFH from 1992 to 2021. (A) Total publications, percentage of total publications (%), H-index, total citations, and average citations per item of the top 5 countries/regions by contributions; (B) Total publications, percentage of total publications (%), H-index, total citations, and average citations per item of the top 5 institutions by contributions; (C) Total publications, percentage of total publications (%), H-index, total citations, and average citations per item of the top 5 authors by contributions.