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. 2023 Feb 17;14:1067830. doi: 10.3389/fimmu.2023.1067830

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Copyright © 2023 Huang, Tang, Wang, Liu, Zhang, Jin, Qin, Qian, Lu, Yang, Lu, Yao, Yan, Huang, Zhang, Lu, Gu, Zhu, Guo, Xian, Liu and Huang

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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Ocuurences of keywords in articles regarding rheumatism and sequencing determined by KeyWords Plus analysis. (A) Top 20 most frequent keywords selected from KeyWords Plus. The size and darkness of the nodes are in proportion to the number of occurrences of each keyword. (B) Top 20 most frequent keywords supplied by authors. The size and darkness of the nodes are in proportion to the number of occurrences of each keyword. Thematic evolution shown in the Sankey diagram from 2000 to 2022.