| article html file updated | 14 February 2020 02:23 CET | Update | https://www.mdpi.com/1424-8220/19/20/4554 |
| article html file updated | 31 October 2019 02:04 CET | Update | N/A |
| article html file updated | 23 October 2019 12:46 CEST | Original file | N/A |
| article pdf uploaded. | 23 October 2019 12:42 CEST | Updated version of record | https://www.mdpi.com/1424-8220/19/20/4554/pdf |
| article xml uploaded. | 23 October 2019 12:42 CEST | Update | https://www.mdpi.com/1424-8220/19/20/4554/xml |
| article xml file uploaded | 23 October 2019 12:42 CEST | Update | N/A |
| article pdf uploaded. | 19 October 2019 12:37 CEST | Version of Record | https://www.mdpi.com/1424-8220/19/20/4554/pdf-vor |
| article xml uploaded. | 19 October 2019 12:37 CEST | Update | N/A |
| article xml file uploaded | 19 October 2019 12:37 CEST | Original file | N/A |
