| article html file updated | 31 August 2025 04:08 CEST | Update | https://www.mdpi.com/1424-8220/19/21/4821 |
| article html file updated | 20 July 2022 00:13 CEST | Update | - |
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| article html file updated | 15 November 2019 14:53 CET | Update | - |
| article html file updated | 6 November 2019 11:26 CET | Original file | - |
| article pdf uploaded. | 6 November 2019 11:20 CET | Updated version of record | https://www.mdpi.com/1424-8220/19/21/4821/pdf |
| article xml uploaded. | 6 November 2019 11:20 CET | Update | https://www.mdpi.com/1424-8220/19/21/4821/xml |
| article xml file uploaded | 6 November 2019 11:20 CET | Update | - |
| article pdf uploaded. | 5 November 2019 16:46 CET | Version of Record | https://www.mdpi.com/1424-8220/19/21/4821/pdf-vor |
| article xml file uploaded | 5 November 2019 16:46 CET | Original file | - |
