| article html file updated | 9 February 2020 00:13 CET | Update | https://www.mdpi.com/1660-3397/15/12/390 |
| article html file updated | 29 September 2019 06:02 CEST | Update | - |
| article html file updated | 2 May 2019 08:16 CEST | Update | - |
| article html file updated | 18 April 2019 06:03 CEST | Update | - |
| article html file updated | 2 January 2018 18:25 CET | Update | - |
| article html file updated | 15 December 2017 17:15 CET | Original file | - |
| article xml uploaded. | 15 December 2017 17:14 CET | Update | https://www.mdpi.com/1660-3397/15/12/390/xml |
| article xml uploaded. | 15 December 2017 17:14 CET | Original file | - |
| article pdf uploaded. | 15 December 2017 17:14 CET | Version of Record | https://www.mdpi.com/1660-3397/15/12/390/pdf |
