| article html file updated | 14 February 2020 05:22 CET | Update | https://www.mdpi.com/1424-8220/19/21/4723 |
| article html file updated | 15 November 2019 13:59 CET | Update | - |
| article html file updated | 6 November 2019 09:12 CET | Original file | - |
| article pdf uploaded. | 6 November 2019 09:11 CET | Updated version of record | https://www.mdpi.com/1424-8220/19/21/4723/pdf |
| article xml uploaded. | 6 November 2019 09:11 CET | Update | https://www.mdpi.com/1424-8220/19/21/4723/xml |
| article xml file uploaded | 6 November 2019 09:11 CET | Update | - |
| article pdf uploaded. | 30 October 2019 16:29 CET | Version of Record | https://www.mdpi.com/1424-8220/19/21/4723/pdf-vor |
| article xml file uploaded | 30 October 2019 16:29 CET | Original file | - |
