| article html file updated | 31 August 2025 03:52 CEST | Update | https://www.mdpi.com/1424-8220/19/21/4746 |
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| article pdf uploaded. | 6 November 2019 02:59 CET | Updated version of record | https://www.mdpi.com/1424-8220/19/21/4746/pdf |
| article xml uploaded. | 6 November 2019 02:59 CET | Update | https://www.mdpi.com/1424-8220/19/21/4746/xml |
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| article html file updated | 1 November 2019 09:57 CET | Original file | - |
| article pdf uploaded. | 1 November 2019 09:55 CET | Version of Record | https://www.mdpi.com/1424-8220/19/21/4746/pdf-vor |
| article xml uploaded. | 1 November 2019 09:55 CET | Update | - |
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