| article html file updated | 9 February 2020 14:48 CET | Update | https://www.mdpi.com/1660-4601/15/4/823 |
| article html file updated | 2 October 2019 20:38 CEST | Update | - |
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| article html file updated | 1 May 2018 05:16 CEST | Update | - |
| article html file updated | 22 April 2018 05:24 CEST | Original file | - |
| article pdf uploaded. | 22 April 2018 05:23 CEST | Version of Record | https://www.mdpi.com/1660-4601/15/4/823/pdf |
| article xml uploaded. | 22 April 2018 05:23 CEST | Update | https://www.mdpi.com/1660-4601/15/4/823/xml |
| article xml file uploaded | 22 April 2018 05:23 CEST | Original file | - |
