| article html file updated | 16 August 2026 15:49 CEST | Update | https://www.mdpi.com/1424-8220/19/20/4454 |
| article html file updated | 31 August 2025 02:53 CEST | Update | N/A |
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| article html file updated | 14 February 2020 00:48 CET | Update | N/A |
| article html file updated | 31 October 2019 00:00 CET | Update | N/A |
| article html file updated | 17 October 2019 12:20 CEST | Original file | N/A |
| article pdf uploaded. | 17 October 2019 12:18 CEST | Updated version of record | https://www.mdpi.com/1424-8220/19/20/4454/pdf |
| article xml uploaded. | 17 October 2019 12:18 CEST | Update | https://www.mdpi.com/1424-8220/19/20/4454/xml |
| article xml file uploaded | 17 October 2019 12:18 CEST | Update | N/A |
| article pdf uploaded. | 14 October 2019 16:37 CEST | Version of Record | https://www.mdpi.com/1424-8220/19/20/4454/pdf-vor |
| article xml file uploaded | 14 October 2019 16:37 CEST | Original file | N/A |
