| article html file updated | 9 February 2020 00:01 CET | Update | https://www.mdpi.com/1424-8220/17/12/2898 |
| article html file updated | 29 September 2019 04:53 CEST | Update | N/A |
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| article html file updated | 2 January 2018 10:53 CET | Update | N/A |
| article html file updated | 13 December 2017 16:02 CET | Original file | N/A |
| article xml uploaded. | 13 December 2017 16:01 CET | Update | https://www.mdpi.com/1424-8220/17/12/2898/xml |
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| article pdf uploaded. | 13 December 2017 16:01 CET | Version of Record | https://www.mdpi.com/1424-8220/17/12/2898/pdf |
