| article html file updated | 31 August 2025 03:14 CEST | Update | https://www.mdpi.com/1424-8220/19/20/4574 |
| article html file updated | 20 July 2022 01:14 CEST | Update | - |
| article html file updated | 14 February 2020 02:36 CET | Update | - |
| article html file updated | 31 October 2019 02:15 CET | Update | - |
| article html file updated | 21 October 2019 11:15 CEST | Original file | - |
| article pdf uploaded. | 21 October 2019 11:14 CEST | Version of Record | https://www.mdpi.com/1424-8220/19/20/4574/pdf |
| article xml uploaded. | 21 October 2019 11:14 CEST | Update | https://www.mdpi.com/1424-8220/19/20/4574/xml |
| article xml file uploaded | 21 October 2019 11:13 CEST | Original file | - |
