| article html file updated | 7 February 2020 01:10 CET | Update | https://www.mdpi.com/1660-3397/13/11/6962 |
| article html file updated | 6 May 2019 06:53 CEST | Update | N/A |
| article html file updated | 26 March 2019 14:54 CET | Original file | N/A |
| article pdf uploaded. | 19 November 2015 15:09 CET | Version of Record | https://www.mdpi.com/1660-3397/13/11/6962/pdf |
| article xml uploaded. | 19 November 2015 15:09 CET | Original file | https://www.mdpi.com/1660-3397/13/11/6962/xml |
