| article html file updated | 16 June 2015 23:43 CEST | Update | https://www.mdpi.com/1424-8220/12/5/5850 |
| article html file updated | 14 August 2014 12:05 CEST | Update | - |
| article xml file uploaded | 14 August 2014 12:05 CEST | Original file | https://www.mdpi.com/1424-8220/12/5/5850/xml |
| article html file updated | 7 February 2013 12:10 CET | Update | - |
| article html file updated | 7 February 2013 02:09 CET | Update | - |
| article html file updated | 6 February 2013 07:34 CET | Update | - |
| article html file updated | 29 January 2013 03:14 CET | Update | - |
| article html file updated | 26 January 2013 10:16 CET | Update | - |
| article html file updated | 23 January 2013 17:08 CET | Original file | - |
