| article html file updated | 17 August 2026 07:39 CEST | Update | https://www.mdpi.com/1424-8220/20/7/1981 |
| article html file updated | 31 August 2025 16:12 CEST | Update | N/A |
| article html file updated | 21 July 2022 00:41 CEST | Update | N/A |
| article html file updated | 2 April 2020 15:12 CEST | Update | N/A |
| article html file updated | 2 April 2020 15:08 CEST | Original file | N/A |
| article pdf uploaded. | 2 April 2020 14:55 CEST | Updated version of record | https://www.mdpi.com/1424-8220/20/7/1981/pdf |
| article xml uploaded. | 2 April 2020 14:55 CEST | Update | https://www.mdpi.com/1424-8220/20/7/1981/xml |
| article xml file uploaded | 2 April 2020 14:55 CEST | Update | N/A |
| article pdf uploaded. | 1 April 2020 17:34 CEST | Version of Record | https://www.mdpi.com/1424-8220/20/7/1981/pdf-vor |
| article xml file uploaded | 1 April 2020 17:34 CEST | Original file | N/A |
