| article html file updated | 15 August 2026 02:26 CEST | Update | https://www.mdpi.com/1424-8220/18/6/1748 |
| article html file updated | 9 February 2020 19:27 CET | Update | N/A |
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| article html file updated | 29 May 2018 12:44 CEST | Original file | N/A |
| article pdf uploaded. | 29 May 2018 12:43 CEST | Version of Record | https://www.mdpi.com/1424-8220/18/6/1748/pdf |
| article xml uploaded. | 29 May 2018 12:43 CEST | Update | https://www.mdpi.com/1424-8220/18/6/1748/xml |
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