| article html file updated | 16 June 2015 10:27 CEST | Update | https://www.mdpi.com/1424-8220/10/7/6307 |
| article html file updated | 28 April 2014 11:11 CEST | Update | - |
| article xml file uploaded | 28 April 2014 11:11 CEST | Original file | https://www.mdpi.com/1424-8220/10/7/6307/xml |
| article html file updated | 6 February 2013 17:56 CET | Update | - |
| article html file updated | 5 February 2013 22:03 CET | Update | - |
| article html file updated | 28 January 2013 19:34 CET | Update | - |
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| article html file updated | 22 January 2013 01:30 CET | Update | - |
| article html file updated | 18 January 2013 07:39 CET | Original file | - |
