| article html file updated | 30 August 2025 14:50 CEST | Update | https://www.mdpi.com/1424-8220/19/9/2135 |
| article html file updated | 19 July 2022 18:21 CEST | Update | N/A |
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| article html file updated | 19 October 2019 18:34 CEST | Update | N/A |
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| article html file updated | 9 May 2019 04:10 CEST | Update | N/A |
| article pdf uploaded. | 9 May 2019 04:09 CEST | Updated version of record | https://www.mdpi.com/1424-8220/19/9/2135/pdf |
| article xml uploaded. | 9 May 2019 04:09 CEST | Update | https://www.mdpi.com/1424-8220/19/9/2135/xml |
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| article html file updated | 8 May 2019 21:44 CEST | Original file | N/A |
| article pdf uploaded. | 8 May 2019 16:22 CEST | Version of Record | https://www.mdpi.com/1424-8220/19/9/2135/pdf-vor |
| article xml file uploaded | 8 May 2019 16:22 CEST | Original file | N/A |
