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. 2022 Jun 3;10:918483. doi: 10.3389/fpubh.2022.918483

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Copyright © 2022 Cheng, Guo, Yang, Wang, Sun and Wu.

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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(A) Network visualization map of institutional collaborations generated by CiteSpace. In this map, a node represents an institution, and the size of each node represents its relative quantity of research output. Each line represents the strength of the cooperation relationship between two institutions, and strength value is displayed between lines. (B) The overlay visualization map of Institution co-authorship analysis conducted by VOSviewer.