| article html file updated | 7 February 2020 19:17 CET | Update | https://www.mdpi.com/1099-4300/18/12/439 |
| article html file updated | 22 September 2019 09:40 CEST | Update | - |
| article html file updated | 4 May 2019 19:55 CEST | Update | - |
| article html file updated | 27 December 2016 11:41 CET | Update | - |
| article html file updated | 8 December 2016 12:28 CET | Original file | - |
| article xml uploaded. | 8 December 2016 12:27 CET | Original file | https://www.mdpi.com/1099-4300/18/12/439/xml |
| article pdf uploaded. | 8 December 2016 12:27 CET | Version of Record | https://www.mdpi.com/1099-4300/18/12/439/pdf |
