| article html file updated | 30 August 2025 00:45 CEST | Update | https://www.mdpi.com/1660-3397/15/7/228 |
| article html file updated | 16 July 2022 05:26 CEST | Update | - |
| article html file updated | 8 February 2020 11:19 CET | Update | - |
| article html file updated | 26 September 2019 00:20 CEST | Update | - |
| article html file updated | 3 May 2019 11:46 CEST | Update | - |
| article html file updated | 27 March 2019 16:22 CET | Update | - |
| article html file updated | 31 July 2017 08:20 CEST | Update | - |
| article html file updated | 18 July 2017 12:19 CEST | Update | - |
| article html file updated | 18 July 2017 12:18 CEST | Update | - |
| article html file updated | 18 July 2017 12:18 CEST | Original file | - |
| article xml uploaded. | 18 July 2017 12:16 CEST | Original file | https://www.mdpi.com/1660-3397/15/7/228/xml |
| article pdf uploaded. | 18 July 2017 12:16 CEST | Version of Record | https://www.mdpi.com/1660-3397/15/7/228/pdf |