| article html file updated | 8 February 2020 11:26 CET | Update | https://www.mdpi.com/1660-3397/15/7/231 |
| article html file updated | 26 September 2019 00:54 CEST | Update | - |
| article html file updated | 3 May 2019 11:34 CEST | Update | - |
| article html file updated | 27 March 2019 16:35 CET | Update | - |
| article html file updated | 31 July 2017 08:20 CEST | Update | - |
| article html file updated | 19 July 2017 16:23 CEST | Update | - |
| article html file updated | 19 July 2017 16:22 CEST | Update | - |
| article html file updated | 19 July 2017 16:21 CEST | Original file | - |
| article xml uploaded. | 19 July 2017 16:20 CEST | Update | https://www.mdpi.com/1660-3397/15/7/231/xml |
| article pdf uploaded. | 19 July 2017 16:20 CEST | Updated version of record | https://www.mdpi.com/1660-3397/15/7/231/pdf |
