| article html file updated | 31 August 2025 08:20 CEST | Update | https://www.mdpi.com/1424-8220/20/1/323 |
| article html file updated | 19 July 2022 19:59 CEST | Update | - |
| article html file updated | 15 February 2020 00:36 CET | Update | - |
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| article html file updated | 9 January 2020 05:09 CET | Original file | - |
| article pdf uploaded. | 9 January 2020 05:08 CET | Updated version of record | https://www.mdpi.com/1424-8220/20/1/323/pdf |
| article xml uploaded. | 9 January 2020 05:08 CET | Update | https://www.mdpi.com/1424-8220/20/1/323/xml |
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| article pdf uploaded. | 6 January 2020 15:14 CET | Version of Record | https://www.mdpi.com/1424-8220/20/1/323/pdf-vor |
| article xml file uploaded | 6 January 2020 15:14 CET | Original file | - |
