| article html file updated | 31 August 2025 03:05 CEST | Update | https://www.mdpi.com/1424-8220/19/20/4517 |
| article html file updated | 21 August 2025 22:57 CEST | Update | - |
| article html file updated | 14 February 2020 01:47 CET | Update | - |
| article html file updated | 31 October 2019 01:38 CET | Update | - |
| article html file updated | 23 October 2019 11:36 CEST | Original file | - |
| article pdf uploaded. | 23 October 2019 11:33 CEST | Updated version of record | https://www.mdpi.com/1424-8220/19/20/4517/pdf |
| article xml uploaded. | 23 October 2019 11:33 CEST | Update | https://www.mdpi.com/1424-8220/19/20/4517/xml |
| article xml file uploaded | 23 October 2019 11:33 CEST | Update | - |
| article pdf uploaded. | 17 October 2019 14:32 CEST | Version of Record | https://www.mdpi.com/1424-8220/19/20/4517/pdf-vor |
| article xml file uploaded | 17 October 2019 14:32 CEST | Original file | - |
