| article html file updated | 8 February 2020 21:10 CET | Update | https://www.mdpi.com/1424-8220/17/11/2615 |
| article html file updated | 28 September 2019 11:24 CEST | Update | - |
| article html file updated | 2 May 2019 15:02 CEST | Update | - |
| article html file updated | 30 November 2017 14:05 CET | Update | - |
| article html file updated | 14 November 2017 12:46 CET | Original file | - |
| article xml uploaded. | 14 November 2017 12:45 CET | Original file | https://www.mdpi.com/1424-8220/17/11/2615/xml |
| article pdf uploaded. | 14 November 2017 12:45 CET | Version of Record | https://www.mdpi.com/1424-8220/17/11/2615/pdf |
