| article html file updated | 17 August 2026 00:33 CEST | Update | https://www.mdpi.com/1424-8220/20/2/576 |
| article html file updated | 15 February 2020 04:49 CET | Update | N/A |
| article html file updated | 7 February 2020 08:16 CET | Update | N/A |
| article html file updated | 23 January 2020 05:09 CET | Update | N/A |
| article pdf uploaded. | 23 January 2020 05:08 CET | Updated version of record | https://www.mdpi.com/1424-8220/20/2/576/pdf |
| article xml uploaded. | 23 January 2020 05:08 CET | Update | https://www.mdpi.com/1424-8220/20/2/576/xml |
| article xml file uploaded | 23 January 2020 05:08 CET | Update | N/A |
| article html file updated | 20 January 2020 17:14 CET | Original file | N/A |
| article pdf uploaded. | 20 January 2020 17:13 CET | Version of Record | https://www.mdpi.com/1424-8220/20/2/576/pdf-vor |
| article xml uploaded. | 20 January 2020 17:13 CET | Update | N/A |
| article xml file uploaded | 20 January 2020 17:13 CET | Original file | N/A |
