| article html file updated | 21 August 2015 04:02 CEST | Update | https://www.mdpi.com/1424-8220/14/12/23933 |
| article html file updated | 20 January 2015 08:46 CET | Original file | N/A |
| article xml file uploaded | 20 January 2015 08:46 CET | Original file | https://www.mdpi.com/1424-8220/14/12/23933/xml |
| article pdf uploaded. | 12 December 2014 10:34 CET | Version of Record | https://www.mdpi.com/1424-8220/14/12/23933/pdf |
