| article html file updated | 17 June 2015 10:49 CEST | Update | https://www.mdpi.com/1424-8220/13/7/8403 |
| article html file updated | 29 October 2013 08:10 CET | Update | - |
| article xml file uploaded | 29 October 2013 08:10 CET | Update | https://www.mdpi.com/1424-8220/13/7/8403/xml |
| article html file updated | 2 September 2013 14:50 CEST | Update | - |
| article xml file uploaded | 2 September 2013 14:50 CEST | Update | - |
| article html file updated | 2 September 2013 11:24 CEST | Original file | - |
| article xml file uploaded | 2 September 2013 11:24 CEST | Original file | - |
| article pdf uploaded. | 2 July 2013 13:41 CEST | Version of Record | https://www.mdpi.com/1424-8220/13/7/8403/pdf |
