| article html file updated | 7 February 2020 01:25 CET | Update | https://www.mdpi.com/1660-3397/13/12/7056 |
| article html file updated | 6 May 2019 06:38 CEST | Update | N/A |
| article html file updated | 26 March 2019 15:08 CET | Original file | N/A |
| article pdf uploaded. | 26 November 2015 13:52 CET | Version of Record | https://www.mdpi.com/1660-3397/13/12/7056/pdf |
| article xml uploaded. | 26 November 2015 13:52 CET | Original file | https://www.mdpi.com/1660-3397/13/12/7056/xml |
