| article html file updated | 16 August 2026 17:05 CEST | Update | https://www.mdpi.com/1424-8220/19/21/4706 |
| article html file updated | 31 August 2025 03:43 CEST | Update | N/A |
| article html file updated | 20 July 2022 00:40 CEST | Update | N/A |
| article html file updated | 14 February 2020 05:03 CET | Update | N/A |
| article html file updated | 15 November 2019 13:50 CET | Update | N/A |
| article html file updated | 5 November 2019 11:09 CET | Original file | N/A |
| article xml uploaded. | 5 November 2019 11:08 CET | Update | https://www.mdpi.com/1424-8220/19/21/4706/xml |
| article xml uploaded. | 5 November 2019 11:08 CET | Update | N/A |
| article pdf uploaded. | 5 November 2019 11:08 CET | Updated version of record | https://www.mdpi.com/1424-8220/19/21/4706/pdf |
| article pdf uploaded. | 29 October 2019 17:08 CET | Version of Record | https://www.mdpi.com/1424-8220/19/21/4706/pdf-vor |
| article xml file uploaded | 29 October 2019 17:08 CET | Original file | N/A |
