| article html file updated | 26 December 2025 01:58 CET | Update | https://www.mdpi.com/1424-8220/21/19/6539 |
| article html file updated | 7 September 2025 02:02 CEST | Update | N/A |
| article html file updated | 30 July 2022 08:45 CEST | Update | N/A |
| article html file updated | 9 October 2021 12:51 CEST | Update | N/A |
| article pdf uploaded. | 9 October 2021 12:49 CEST | Updated version of record | https://www.mdpi.com/1424-8220/21/19/6539/pdf |
| article xml uploaded. | 9 October 2021 12:49 CEST | Update | https://www.mdpi.com/1424-8220/21/19/6539/xml |
| article xml file uploaded | 9 October 2021 12:49 CEST | Update | N/A |
| article html file updated | 30 September 2021 15:35 CEST | Original file | N/A |
| article pdf uploaded. | 30 September 2021 15:34 CEST | Version of Record | https://www.mdpi.com/1424-8220/21/19/6539/pdf-vor |
| article xml uploaded. | 30 September 2021 15:33 CEST | Update | N/A |
| article xml file uploaded | 30 September 2021 15:33 CEST | Original file | N/A |
