| article html file updated | 8 February 2020 22:03 CET | Update | https://www.mdpi.com/1424-8220/17/12/2706 |
| article html file updated | 28 September 2019 17:10 CEST | Update | N/A |
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| article pdf uploaded. | 23 November 2017 12:44 CET | Version of Record | https://www.mdpi.com/1424-8220/17/12/2706/pdf |