Fig. 6

Cooperation map among authorship, countries, and institutions. The size of each node represents the number of publications. The line between nodes represents the cooperative relationship, while the width of the lines indicates the degree of cooperation. Different colors represent different clusters. Nodes of the same color represent authors, countries, and institutions showing closer and more frequent cooperation. A Network visualization diagram of co-cited authors of the publications. B Network visualization diagram of cooperating countries among the publications. C Network visualization diagram of cooperating institutions among the publications