| article html file updated | 19 August 2026 17:09 CEST | Update | https://www.mdpi.com/1424-8220/21/12/3999 |
| article html file updated | 2 September 2025 10:31 CEST | Update | N/A |
| article html file updated | 26 July 2022 23:39 CEST | Update | N/A |
| article html file updated | 13 June 2021 02:53 CEST | Update | N/A |
| article html file updated | 13 June 2021 02:52 CEST | Update | N/A |
| article xml uploaded. | 13 June 2021 02:51 CEST | Update | https://www.mdpi.com/1424-8220/21/12/3999/xml |
| article xml file uploaded | 13 June 2021 02:51 CEST | Update | N/A |
| article html file updated | 11 June 2021 05:33 CEST | Update | N/A |
| article pdf uploaded. | 11 June 2021 05:32 CEST | Updated version of record | https://www.mdpi.com/1424-8220/21/12/3999/pdf |
| article xml file uploaded | 11 June 2021 05:32 CEST | Update | N/A |
| article html file updated | 10 June 2021 03:23 CEST | Original file | N/A |
| article pdf uploaded. | 10 June 2021 03:22 CEST | Version of Record | https://www.mdpi.com/1424-8220/21/12/3999/pdf-vor |
| article xml file uploaded | 10 June 2021 03:22 CEST | Original file | N/A |
