| article html file updated | 5 February 2020 15:53 CET | Update | https://www.mdpi.com/1660-3397/8/11/2810 |
| article html file updated | 9 May 2019 03:35 CEST | Update | - |
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| article html file updated | 16 June 2015 12:38 CEST | Update | - |
| article html file updated | 14 August 2014 12:06 CEST | Update | - |
| article xml file uploaded | 14 August 2014 12:06 CEST | Original file | https://www.mdpi.com/1660-3397/8/11/2810/xml |
| article html file updated | 6 February 2013 18:59 CET | Update | - |
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| article html file updated | 22 January 2013 06:09 CET | Original file | - |