| article html file updated | 6 February 2020 05:48 CET | Update | https://www.mdpi.com/1660-4601/10/12/6397 |
| article html file updated | 20 September 2019 03:38 CEST | Update | - |
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| article html file updated | 19 August 2015 11:15 CEST | Update | - |
| article html file updated | 14 August 2014 11:43 CEST | Update | - |
| article xml file uploaded | 14 August 2014 11:43 CEST | Update | https://www.mdpi.com/1660-4601/10/12/6397/xml |
| article html file updated | 14 August 2014 11:22 CEST | Update | - |
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| article html file updated | 7 January 2014 13:16 CET | Original file | - |
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| article pdf uploaded. | 27 November 2013 12:07 CET | Version of Record | https://www.mdpi.com/1660-4601/10/12/6397/pdf |
