| article html file updated | 11 February 2020 15:50 CET | Update | https://www.mdpi.com/1424-8220/19/4/774 |
| article html file updated | 14 October 2019 22:45 CEST | Update | - |
| article html file updated | 26 April 2019 17:12 CEST | Update | - |
| article html file updated | 12 April 2019 13:06 CEST | Update | - |
| article html file updated | 3 April 2019 19:58 CEST | Update | - |
| article html file updated | 5 March 2019 04:50 CET | Update | - |
| article html file updated | 28 February 2019 23:25 CET | Update | - |
| article html file updated | 14 February 2019 11:49 CET | Original file | - |
| article pdf uploaded. | 14 February 2019 11:47 CET | Updated version of record | https://www.mdpi.com/1424-8220/19/4/774/pdf |
| article xml uploaded. | 14 February 2019 11:47 CET | Update | https://www.mdpi.com/1424-8220/19/4/774/xml |
| article xml file uploaded | 14 February 2019 11:47 CET | Update | - |
| article pdf uploaded. | 13 February 2019 16:55 CET | Version of Record | https://www.mdpi.com/1424-8220/19/4/774/pdf-vor |
| article xml file uploaded | 13 February 2019 16:55 CET | Original file | - |
