| article html file updated | 5 February 2020 23:05 CET | Update | https://www.mdpi.com/2072-4292/4/12/3721 |
| article html file updated | 8 May 2019 11:54 CEST | Update | N/A |
| article html file updated | 20 March 2019 15:12 CET | Update | N/A |
| article html file updated | 17 June 2015 04:12 CEST | Update | N/A |
| article html file updated | 14 August 2014 12:05 CEST | Update | N/A |
| article xml file uploaded | 14 August 2014 12:05 CEST | Update | https://www.mdpi.com/2072-4292/4/12/3721/xml |
| article html file updated | 7 February 2013 16:54 CET | Update | N/A |
| article html file updated | 24 January 2013 09:13 CET | Update | N/A |
| article html file updated | 16 January 2013 15:09 CET | Update | N/A |
| article xml file uploaded | 16 January 2013 15:08 CET | Update | N/A |
| article html file updated | 16 January 2013 13:55 CET | Original file | N/A |
| article xml file uploaded | 16 January 2013 13:54 CET | Original file | N/A |