| article html file updated | 10 January 2021 01:57 CET | Original file | https://www.mdpi.com/1424-8220/21/2/400 |
| article pdf uploaded. | 10 January 2021 01:55 CET | Updated version of record | https://www.mdpi.com/1424-8220/21/2/400/pdf |
| article xml uploaded. | 10 January 2021 01:55 CET | Update | https://www.mdpi.com/1424-8220/21/2/400/xml |
| article xml file uploaded | 10 January 2021 01:55 CET | Original file | N/A |
| article pdf uploaded. | 8 January 2021 11:18 CET | Updated version of record | https://www.mdpi.com/1424-8220/21/2/400/pdf-vor |
| article pdf uploaded. | 8 January 2021 11:12 CET | Version of Record | https://www.mdpi.com/1424-8220/21/2/400/pdf-vor |
