| article html file updated | 6 February 2020 02:25 CET | Update | https://www.mdpi.com/2072-4292/5/6/2763 |
| article html file updated | 8 May 2019 04:31 CEST | Update | - |
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| article html file updated | 14 August 2014 12:06 CEST | Update | - |
| article xml file uploaded | 14 August 2014 12:06 CEST | Update | https://www.mdpi.com/2072-4292/5/6/2763/xml |
| article html file updated | 15 July 2013 14:58 CEST | Original file | - |
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| article pdf uploaded. | 30 May 2013 12:25 CEST | Version of Record | https://www.mdpi.com/2072-4292/5/6/2763/pdf |