| article html file updated | 31 August 2025 02:52 CEST | Update | https://www.mdpi.com/1424-8220/19/20/4451 |
| article html file updated | 20 July 2022 01:40 CEST | Update | - |
| article html file updated | 14 February 2020 00:43 CET | Update | - |
| article html file updated | 30 October 2019 23:55 CET | Update | - |
| article html file updated | 24 October 2019 14:50 CEST | Original file | - |
| article pdf uploaded. | 24 October 2019 14:48 CEST | Updated version of record | https://www.mdpi.com/1424-8220/19/20/4451/pdf |
| article xml uploaded. | 24 October 2019 14:48 CEST | Update | https://www.mdpi.com/1424-8220/19/20/4451/xml |
| article xml file uploaded | 24 October 2019 14:48 CEST | Update | - |
| article pdf uploaded. | 14 October 2019 13:57 CEST | Version of Record | https://www.mdpi.com/1424-8220/19/20/4451/pdf-vor |
| article xml file uploaded | 14 October 2019 13:57 CEST | Original file | - |
