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. 2022 Jul 29;101(30):e29396. doi: 10.1097/MD.0000000000029396

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Copyright © 2022 the Author(s). Published by Wolters Kluwer Health, Inc.

This is an open-access article distributed under the terms of the Creative Commons Attribution-Non Commercial License 4.0 (CCBY-NC), where it is permissible to download, share, remix, transform, and buildup the work provided it is properly cited. The work cannot be used commercially without permission from the journal.

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Figure 3. — Top three entities among different variables. Note: Seven article types are clustered by different colors of bubbles in the picture. Different variables, including author-affiliated countries (red words), journals (purple words), article types (green words), and topic categories with MeSH terms (blue words), are all integrated into a picture demonstrated using social network analysis and laid on Google Maps. The top three most cited articles are emphasized by the red triangular lines. The article PMID and the citations are shown in the bottom-right corner.