Fig. 9
From: Where is the policy? A bibliometric analysis of the state of policy research on medical tourism
Co-citation network of scholars with policy-related publications on medical tourism. Note: The figure shows how frequently scholars (with at least 20 citations) are cited together in publications. Nodes depict authors and their linkages convey co-citation relationships. Larger nodes indicate authors with more citations. Link strengths indicate the frequency with which they are co-cited. Scholars who are co-cited often are clustered together in nodes of the same color