| article html file updated | 7 February 2020 10:52 CET | Update | https://www.mdpi.com/1660-4601/13/7/639 |
| article html file updated | 5 May 2019 11:39 CEST | Update | - |
| article html file updated | 27 March 2019 08:44 CET | Update | - |
| article html file updated | 27 July 2016 10:31 CEST | Update | - |
| article html file updated | 28 June 2016 08:19 CEST | Original file | - |
| article xml uploaded. | 28 June 2016 08:18 CEST | Original file | https://www.mdpi.com/1660-4601/13/7/639/xml |
| article pdf uploaded. | 28 June 2016 08:18 CEST | Version of Record | https://www.mdpi.com/1660-4601/13/7/639/pdf |
