| article html file updated | 17 August 2026 07:54 CEST | Update | https://www.mdpi.com/1424-8220/20/7/2020 |
| article html file updated | 31 August 2025 16:27 CEST | Update | N/A |
| article html file updated | 21 July 2022 00:56 CEST | Update | N/A |
| article html file updated | 8 April 2020 11:00 CEST | Original file | N/A |
| article pdf uploaded. | 8 April 2020 10:59 CEST | Updated version of record | https://www.mdpi.com/1424-8220/20/7/2020/pdf |
| article xml uploaded. | 8 April 2020 10:59 CEST | Update | https://www.mdpi.com/1424-8220/20/7/2020/xml |
| article xml file uploaded | 8 April 2020 10:59 CEST | Update | N/A |
| article pdf uploaded. | 3 April 2020 16:31 CEST | Updated version of record | https://www.mdpi.com/1424-8220/20/7/2020/pdf-vor |
| article xml file uploaded | 3 April 2020 16:31 CEST | Update | N/A |
| article pdf uploaded. | 3 April 2020 16:30 CEST | Version of Record | https://www.mdpi.com/1424-8220/20/7/2020/pdf-vor |
| article xml file uploaded | 3 April 2020 16:30 CEST | Original file | N/A |
