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. 2022 Nov 24;30(3):5502–5515. doi: 10.1007/s11356-022-24379-6

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© The Author(s), under exclusive licence to Springer-Verlag GmbH Germany, part of Springer Nature 2022, Springer Nature or its licensor (e.g. a society or other partner) holds exclusive rights to this article under a publishing agreement with the author(s) or other rightsholder(s); author self-archiving of the accepted manuscript version of this article is solely governed by the terms of such publishing agreement and applicable law.

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Fig. 6 — Clusters based on co-authorship of countries according to the authors affiliations (minimum number of documents of a country: 5; items that meet the threshold from a total of 88 countries: 34; clusters: 5; links: 310; total link strength: 758; weights: documents; VOSviewer 1.6.18.) https://tinyurl.com/2m5sdem6