. 2022 May 18;19(10):6128. doi: 10.3390/ijerph19106128
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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
Figure 8.
Top clusters published from 2017 to 2021.