| article html file updated | 7 February 2020 17:43 CET | Update | https://www.mdpi.com/1660-3397/14/11/208 |
| article html file updated | 4 May 2019 23:05 CEST | Update | N/A |
| article html file updated | 30 November 2016 05:16 CET | Update | N/A |
| article html file updated | 9 November 2016 09:19 CET | Original file | N/A |
| article xml uploaded. | 9 November 2016 09:17 CET | Update | https://www.mdpi.com/1660-3397/14/11/208/xml |
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| article pdf uploaded. | 9 November 2016 09:17 CET | Version of Record | https://www.mdpi.com/1660-3397/14/11/208/pdf |