| article html file updated | 5 February 2020 21:26 CET | Update | https://www.mdpi.com/1660-4601/9/8/2827 |
| article html file updated | 8 May 2019 15:57 CEST | Update | - |
| article html file updated | 25 March 2019 13:17 CET | Update | - |
| article html file updated | 17 June 2015 01:28 CEST | Update | - |
| article html file updated | 7 February 2013 14:05 CET | Update | - |
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| article html file updated | 6 February 2013 09:26 CET | Update | - |
| article html file updated | 29 January 2013 16:00 CET | Update | - |
| article xml file uploaded | 29 January 2013 16:00 CET | Original file | https://www.mdpi.com/1660-4601/9/8/2827/xml |
| article html file updated | 29 January 2013 05:44 CET | Update | - |
| article html file updated | 26 January 2013 20:25 CET | Update | - |
| article html file updated | 23 January 2013 23:21 CET | Original file | - |
