| article html file updated | 5 February 2020 21:35 CET | Update | https://www.mdpi.com/1660-4601/9/8/2986 |
| article html file updated | 8 May 2019 15:40 CEST | Update | - |
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| article xml file uploaded | 29 January 2013 16:01 CET | Original file | https://www.mdpi.com/1660-4601/9/8/2986/xml |
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