| article html file updated | 31 August 2025 00:31 CEST | Update | https://www.mdpi.com/1424-2818/11/9/148 |
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| article pdf uploaded. | 27 August 2019 09:52 CEST | Version of Record | https://www.mdpi.com/1424-2818/11/9/148/pdf |
| article xml uploaded. | 27 August 2019 09:52 CEST | Update | https://www.mdpi.com/1424-2818/11/9/148/xml |
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