| article html file updated | 5 February 2020 20:41 CET | Update | https://www.mdpi.com/2072-4292/4/6/1651 |
| article html file updated | 8 May 2019 17:35 CEST | Update | - |
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| article xml file uploaded | 14 August 2014 12:04 CEST | Original file | https://www.mdpi.com/2072-4292/4/6/1651/xml |
| article html file updated | 7 February 2013 12:41 CET | Update | - |
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