| article html file updated | 7 February 2020 11:20 CET | Update | https://www.mdpi.com/1660-4601/13/7/668 |
| article html file updated | 5 May 2019 10:49 CEST | Update | - |
| article html file updated | 27 March 2019 09:35 CET | Update | - |
| article html file updated | 27 July 2016 10:36 CEST | Update | - |
| article html file updated | 7 July 2016 11:36 CEST | Original file | - |
| article xml uploaded. | 7 July 2016 11:35 CEST | Original file | https://www.mdpi.com/1660-4601/13/7/668/xml |
| article pdf uploaded. | 7 July 2016 11:35 CEST | Version of Record | https://www.mdpi.com/1660-4601/13/7/668/pdf |
