| article html file updated | 5 February 2020 17:13 CET | Update | https://www.mdpi.com/1660-3397/9/5/803 |
| article html file updated | 9 May 2019 00:58 CEST | Update | - |
| article html file updated | 20 March 2019 07:23 CET | Update | - |
| article html file updated | 16 June 2015 15:57 CEST | Update | - |
| article html file updated | 14 August 2014 12:07 CEST | Update | - |
| article xml file uploaded | 14 August 2014 12:07 CEST | Update | https://www.mdpi.com/1660-3397/9/5/803/xml |
| article html file updated | 14 August 2014 12:03 CEST | Update | - |
| article xml file uploaded | 14 August 2014 12:03 CEST | Original file | - |
| article html file updated | 6 February 2013 20:58 CET | Update | - |
| article html file updated | 6 February 2013 00:50 CET | Update | - |
| article html file updated | 28 January 2013 22:16 CET | Update | - |
| article html file updated | 26 January 2013 02:27 CET | Update | - |
| article html file updated | 22 January 2013 15:37 CET | Original file | - |
