| article html file updated | 19 August 2026 02:25 CEST | Update | https://www.mdpi.com/1424-8220/21/6/1940 |
| article html file updated | 2 September 2025 00:09 CEST | Update | N/A |
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| article html file updated | 10 March 2021 12:18 CET | Original file | N/A |
| article pdf uploaded. | 10 March 2021 12:16 CET | Version of Record | https://www.mdpi.com/1424-8220/21/6/1940/pdf |
| article xml uploaded. | 10 March 2021 12:16 CET | Update | https://www.mdpi.com/1424-8220/21/6/1940/xml |
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