| article html file updated | 15 August 2026 00:52 CEST | Update | https://www.mdpi.com/1660-4601/15/4/826 |
| article html file updated | 9 February 2020 14:51 CET | Update | N/A |
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| article html file updated | 23 April 2018 04:55 CEST | Original file | N/A |
| article pdf uploaded. | 23 April 2018 04:54 CEST | Version of Record | https://www.mdpi.com/1660-4601/15/4/826/pdf |
| article xml uploaded. | 23 April 2018 04:54 CEST | Update | https://www.mdpi.com/1660-4601/15/4/826/xml |
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