| article html file updated | 13 February 2020 23:40 CET | Update | https://www.mdpi.com/1424-8220/19/20/4381 |
| article html file updated | 30 October 2019 21:55 CET | Update | - |
| article html file updated | 23 October 2019 14:03 CEST | Original file | - |
| article pdf uploaded. | 23 October 2019 14:01 CEST | Updated version of record | https://www.mdpi.com/1424-8220/19/20/4381/pdf |
| article xml uploaded. | 23 October 2019 14:01 CEST | Update | https://www.mdpi.com/1424-8220/19/20/4381/xml |
| article xml file uploaded | 23 October 2019 14:01 CEST | Update | - |
| article pdf uploaded. | 10 October 2019 15:42 CEST | Version of Record | https://www.mdpi.com/1424-8220/19/20/4381/pdf-vor |
| article xml file uploaded | 10 October 2019 15:42 CEST | Original file | - |
