| article html file updated | 20 August 2015 13:56 CEST | Update | https://www.mdpi.com/1424-8220/14/8/13661 |
| article html file updated | 18 September 2014 10:44 CEST | Update | N/A |
| article xml file uploaded | 18 September 2014 10:44 CEST | Update | https://www.mdpi.com/1424-8220/14/8/13661/xml |
| article html file updated | 18 September 2014 07:59 CEST | Original file | N/A |
| article xml file uploaded | 18 September 2014 07:59 CEST | Original file | N/A |
| article pdf uploaded. | 31 July 2014 10:46 CEST | Updated version of record | https://www.mdpi.com/1424-8220/14/8/13661/pdf |
| article pdf uploaded. | 29 July 2014 11:17 CEST | Version of Record | https://www.mdpi.com/1424-8220/14/8/13661/pdf-vor |
