| article html file updated | 31 August 2025 05:13 CEST | Update | https://www.mdpi.com/2073-4395/9/12/809 |
| article html file updated | 19 July 2022 23:00 CEST | Update | - |
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| article html file updated | 27 November 2019 07:44 CET | Original file | - |
| article pdf uploaded. | 27 November 2019 07:43 CET | Version of Record | https://www.mdpi.com/2073-4395/9/12/809/pdf |
| article xml uploaded. | 27 November 2019 07:43 CET | Update | https://www.mdpi.com/2073-4395/9/12/809/xml |
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