| article html file updated | 20 July 2022 22:58 CEST | Update | https://www.mdpi.com/1424-8220/20/6/1637 |
| article html file updated | 1 April 2020 18:37 CEST | Update | N/A |
| article html file updated | 17 March 2020 04:40 CET | Original file | N/A |
| article pdf uploaded. | 17 March 2020 04:39 CET | Updated version of record | https://www.mdpi.com/1424-8220/20/6/1637/pdf |
| article xml uploaded. | 17 March 2020 04:39 CET | Update | https://www.mdpi.com/1424-8220/20/6/1637/xml |
| article xml file uploaded | 17 March 2020 04:38 CET | Update | N/A |
| article pdf uploaded. | 14 March 2020 15:45 CET | Version of Record | https://www.mdpi.com/1424-8220/20/6/1637/pdf-vor |
| article xml file uploaded | 14 March 2020 15:45 CET | Original file | N/A |
