| article html file updated | 31 August 2025 01:18 CEST | Update | https://www.mdpi.com/1424-8220/19/18/3922 |
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| article pdf uploaded. | 18 September 2019 04:57 CEST | Updated version of record | https://www.mdpi.com/1424-8220/19/18/3922/pdf |
| article xml uploaded. | 18 September 2019 04:57 CEST | Update | https://www.mdpi.com/1424-8220/19/18/3922/xml |
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| article pdf uploaded. | 11 September 2019 15:36 CEST | Version of Record | https://www.mdpi.com/1424-8220/19/18/3922/pdf-vor |
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