Open Access

Fig. 2


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Geographical distribution of research articles identified for the review, with number of relevant articles shown on the right-hand side bar.

Distribution géographique des articles de recherche identifiés pour la revue bibliographique ; le nombre d’articles pertinents est indiqué dans la barre de droite.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.