| article html file updated | 14 February 2020 03:32 CET | Update | https://www.mdpi.com/1424-8220/19/21/4622 |
| article html file updated | 15 November 2019 13:00 CET | Update | N/A |
| article html file updated | 24 October 2019 11:25 CEST | Original file | N/A |
| article pdf uploaded. | 24 October 2019 11:23 CEST | Version of Record | https://www.mdpi.com/1424-8220/19/21/4622/pdf |
| article xml uploaded. | 24 October 2019 11:23 CEST | Update | https://www.mdpi.com/1424-8220/19/21/4622/xml |
| article xml file uploaded | 24 October 2019 11:23 CEST | Original file | N/A |
