| article html file updated | 14 August 2026 21:55 CEST | Update | https://www.mdpi.com/1424-8220/18/2/471 |
| article html file updated | 9 February 2020 05:37 CET | Update | N/A |
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| article pdf uploaded. | 6 February 2018 10:31 CET | Version of Record | https://www.mdpi.com/1424-8220/18/2/471/pdf |
