| article html file updated | 21 August 2015 01:03 CEST | Update | https://www.mdpi.com/1424-8220/14/11/20753 |
| article html file updated | 29 December 2014 02:53 CET | Original file | N/A |
| article xml file uploaded | 29 December 2014 02:53 CET | Original file | https://www.mdpi.com/1424-8220/14/11/20753/xml |
| article pdf uploaded. | 5 November 2014 14:33 CET | Updated version of record | https://www.mdpi.com/1424-8220/14/11/20753/pdf |
| article pdf uploaded. | 3 November 2014 13:43 CET | Version of Record | https://www.mdpi.com/1424-8220/14/11/20753/pdf-vor |
