| article html file updated | 6 February 2020 11:58 CET | Update | https://www.mdpi.com/1660-4601/11/9/9154 |
| article html file updated | 20 September 2019 12:27 CEST | Update | - |
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| article html file updated | 20 August 2015 17:19 CEST | Update | - |
| article html file updated | 16 October 2014 10:41 CEST | Original file | - |
| article xml file uploaded | 16 October 2014 10:41 CEST | Original file | https://www.mdpi.com/1660-4601/11/9/9154/xml |
| article pdf uploaded. | 3 September 2014 10:50 CEST | Version of Record | https://www.mdpi.com/1660-4601/11/9/9154/pdf |
