| article html file updated | 17 June 2015 10:57 CEST | Update | https://www.mdpi.com/1424-8220/13/7/8564 |
| article html file updated | 14 August 2014 12:06 CEST | Update | N/A |
| article xml file uploaded | 14 August 2014 12:06 CEST | Update | https://www.mdpi.com/1424-8220/13/7/8564/xml |
| article html file updated | 29 October 2013 08:12 CET | Update | N/A |
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| article html file updated | 2 September 2013 14:50 CEST | Update | N/A |
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| article html file updated | 2 September 2013 11:26 CEST | Original file | N/A |
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| article pdf uploaded. | 5 July 2013 10:45 CEST | Version of Record | https://www.mdpi.com/1424-8220/13/7/8564/pdf |
