| article html file updated | 31 August 2025 03:47 CEST | Update | https://www.mdpi.com/2072-4292/11/21/2557 |
| article html file updated | 20 July 2022 00:35 CEST | Update | - |
| article html file updated | 14 February 2020 05:26 CET | Update | - |
| article html file updated | 15 November 2019 08:32 CET | Update | - |
| article html file updated | 4 November 2019 03:14 CET | Update | - |
| article xml uploaded. | 4 November 2019 03:13 CET | Update | https://www.mdpi.com/2072-4292/11/21/2557/xml |
| article xml uploaded. | 4 November 2019 03:13 CET | Update | - |
| article xml uploaded. | 4 November 2019 03:13 CET | Update | - |
| article xml uploaded. | 4 November 2019 03:13 CET | Update | - |
| article xml uploaded. | 4 November 2019 03:13 CET | Update | - |
| article xml uploaded. | 4 November 2019 03:13 CET | Update | - |
| article xml uploaded. | 4 November 2019 03:13 CET | Update | - |
| article pdf uploaded. | 4 November 2019 03:13 CET | Updated version of record | https://www.mdpi.com/2072-4292/11/21/2557/pdf |
| article html file updated | 31 October 2019 08:29 CET | Original file | - |
| article pdf uploaded. | 31 October 2019 07:44 CET | Version of Record | https://www.mdpi.com/2072-4292/11/21/2557/pdf-vor |
| article xml uploaded. | 31 October 2019 07:44 CET | Update | - |
| article xml file uploaded | 31 October 2019 07:43 CET | Original file | - |
