| article html file updated | 19 August 2015 13:28 CEST | Update | https://www.mdpi.com/1424-8220/13/12/17156 |
| article html file updated | 14 January 2014 09:01 CET | Original file | N/A |
| article xml file uploaded | 14 January 2014 09:01 CET | Original file | https://www.mdpi.com/1424-8220/13/12/17156/xml |
| article pdf uploaded. | 12 December 2013 16:53 CET | Version of Record | https://www.mdpi.com/1424-8220/13/12/17156/pdf |
