| article html file updated | 18 August 2026 16:19 CEST | Update | https://www.mdpi.com/1424-8220/21/1/291 |
| article html file updated | 1 September 2025 17:42 CEST | Update | N/A |
| article html file updated | 23 July 2022 10:08 CEST | Update | N/A |
| article html file updated | 7 January 2021 08:38 CET | Update | N/A |
| article pdf uploaded. | 7 January 2021 08:37 CET | Updated version of record | https://www.mdpi.com/1424-8220/21/1/291/pdf |
| article xml uploaded. | 7 January 2021 08:37 CET | Update | https://www.mdpi.com/1424-8220/21/1/291/xml |
| article xml file uploaded | 7 January 2021 08:37 CET | Update | N/A |
| article html file updated | 4 January 2021 12:47 CET | Original file | N/A |
| article pdf uploaded. | 4 January 2021 12:46 CET | Version of Record | https://www.mdpi.com/1424-8220/21/1/291/pdf-vor |
| article xml file uploaded | 4 January 2021 12:46 CET | Original file | N/A |
