| article html file updated | 11 February 2020 10:33 CET | Update | https://www.mdpi.com/1424-8220/19/2/428 |
| article html file updated | 13 October 2019 17:15 CEST | Update | N/A |
| article html file updated | 27 April 2019 03:22 CEST | Update | N/A |
| article html file updated | 12 April 2019 23:23 CEST | Update | N/A |
| article html file updated | 3 April 2019 07:09 CEST | Update | N/A |
| article html file updated | 30 January 2019 08:36 CET | Update | N/A |
| article html file updated | 21 January 2019 13:39 CET | Original file | N/A |
| article pdf uploaded. | 21 January 2019 13:37 CET | Version of Record | https://www.mdpi.com/1424-8220/19/2/428/pdf |
| article xml uploaded. | 21 January 2019 13:37 CET | Update | https://www.mdpi.com/1424-8220/19/2/428/xml |
| article xml file uploaded | 21 January 2019 13:37 CET | Original file | N/A |
