| article html file updated | 31 August 2025 03:47 CEST | Update | https://www.mdpi.com/1424-8220/19/21/4728 |
| article html file updated | 20 July 2022 00:35 CEST | Update | - |
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| article html file updated | 15 November 2019 14:02 CET | Update | - |
| article html file updated | 31 October 2019 08:32 CET | Original file | - |
| article pdf uploaded. | 31 October 2019 07:51 CET | Version of Record | https://www.mdpi.com/1424-8220/19/21/4728/pdf |
| article xml uploaded. | 31 October 2019 07:51 CET | Update | https://www.mdpi.com/1424-8220/19/21/4728/xml |
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