| article html file updated | 7 February 2020 18:47 CET | Update | https://www.mdpi.com/1424-8220/16/12/2017 |
| article html file updated | 4 May 2019 20:58 CEST | Update | - |
| article html file updated | 27 December 2016 12:44 CET | Update | - |
| article html file updated | 29 November 2016 14:16 CET | Original file | - |
| article xml uploaded. | 29 November 2016 14:15 CET | Update | https://www.mdpi.com/1424-8220/16/12/2017/xml |
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| article pdf uploaded. | 29 November 2016 14:15 CET | Version of Record | https://www.mdpi.com/1424-8220/16/12/2017/pdf |
