| article html file updated | 8 February 2020 19:22 CET | Update | https://www.mdpi.com/1424-8220/17/11/2447 |
| article html file updated | 27 September 2019 23:48 CEST | Update | - |
| article html file updated | 2 May 2019 19:10 CEST | Update | - |
| article html file updated | 30 November 2017 12:49 CET | Update | - |
| article html file updated | 25 October 2017 09:32 CEST | Original file | - |
| article xml uploaded. | 25 October 2017 09:31 CEST | Update | https://www.mdpi.com/1424-8220/17/11/2447/xml |
| article xml uploaded. | 25 October 2017 09:31 CEST | Original file | - |
| article pdf uploaded. | 25 October 2017 09:31 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/11/2447/pdf |
