| article html file updated | 31 August 2025 14:06 CEST | Update | https://www.mdpi.com/1424-8220/20/6/1551 |
| article html file updated | 20 July 2022 22:35 CEST | Update | - |
| article html file updated | 1 April 2020 17:17 CEST | Update | - |
| article html file updated | 17 March 2020 13:09 CET | Update | - |
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| article pdf uploaded. | 17 March 2020 13:07 CET | Updated version of record | https://www.mdpi.com/1424-8220/20/6/1551/pdf |
| article xml file uploaded | 17 March 2020 13:07 CET | Update | https://www.mdpi.com/1424-8220/20/6/1551/xml |
| article pdf uploaded. | 17 March 2020 13:06 CET | Updated version of record | https://www.mdpi.com/1424-8220/20/6/1551/pdf-vor |
| article xml file uploaded | 17 March 2020 13:06 CET | Update | - |
| article pdf uploaded. | 11 March 2020 11:49 CET | Version of Record | https://www.mdpi.com/1424-8220/20/6/1551/pdf-vor |
| article xml file uploaded | 11 March 2020 11:49 CET | Original file | - |
