Fig. 4From: Microplastics in the Mediterranean marine environment: a combined bibliometric and systematic analysis to identify current trends and challengesAuthor co-authorship network, where each node represents an author, modified to show only main network (see Fig. S2 for complete network; modularity Q = 0.4281, average silhouette = 0.9354). Link colour signifies the earliest period that the link was established (purple, oldest; yellow, most recent). Nodes without labels were below the threshold (n = 3)Back to article page