| article html file updated | 31 August 2025 03:42 CEST | Update | https://www.mdpi.com/1424-8220/19/21/4702 |
| article html file updated | 21 August 2025 23:06 CEST | Update | N/A |
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| article html file updated | 4 November 2019 03:43 CET | Original file | N/A |
| article pdf uploaded. | 4 November 2019 03:41 CET | Updated version of record | https://www.mdpi.com/1424-8220/19/21/4702/pdf |
| article xml uploaded. | 4 November 2019 03:41 CET | Update | https://www.mdpi.com/1424-8220/19/21/4702/xml |
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| article pdf uploaded. | 29 October 2019 16:17 CET | Version of Record | https://www.mdpi.com/1424-8220/19/21/4702/pdf-vor |
| article xml file uploaded | 29 October 2019 16:17 CET | Original file | N/A |
