| article html file updated | 8 February 2020 08:35 CET | Update | https://www.mdpi.com/1424-8220/17/6/1418 |
| article html file updated | 25 September 2019 10:02 CEST | Update | - |
| article html file updated | 3 May 2019 16:53 CEST | Update | - |
| article html file updated | 30 June 2017 11:59 CEST | Update | - |
| article html file updated | 17 June 2017 12:50 CEST | Original file | - |
| article xml uploaded. | 17 June 2017 12:49 CEST | Original file | https://www.mdpi.com/1424-8220/17/6/1418/xml |
| article pdf uploaded. | 17 June 2017 12:49 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/6/1418/pdf |
