| article html file updated | 9 February 2020 12:40 CET | Update | https://www.mdpi.com/1660-4601/15/4/686 |
| article html file updated | 2 October 2019 07:43 CEST | Update | - |
| article html file updated | 1 May 2019 05:47 CEST | Update | - |
| article html file updated | 17 April 2019 05:56 CEST | Update | - |
| article html file updated | 29 March 2019 13:03 CET | Update | - |
| article html file updated | 1 May 2018 04:59 CEST | Update | - |
| article html file updated | 5 April 2018 16:05 CEST | Original file | - |
| article xml uploaded. | 5 April 2018 16:03 CEST | Original file | https://www.mdpi.com/1660-4601/15/4/686/xml |
| article pdf uploaded. | 5 April 2018 16:03 CEST | Version of Record | https://www.mdpi.com/1660-4601/15/4/686/pdf |
