| article html file updated | 6 February 2020 18:11 CET | Update | https://www.mdpi.com/1660-3397/13/5/2680 |
| article html file updated | 6 May 2019 20:55 CEST | Update | - |
| article html file updated | 26 March 2019 01:41 CET | Update | - |
| article html file updated | 21 August 2015 11:23 CEST | Update | - |
| article html file updated | 28 May 2015 12:38 CEST | Original file | - |
| article xml file uploaded | 28 May 2015 12:38 CEST | Original file | https://www.mdpi.com/1660-3397/13/5/2680/xml |
| article pdf uploaded. | 29 April 2015 13:35 CEST | Version of Record | https://www.mdpi.com/1660-3397/13/5/2680/pdf |
