| article html file updated | 8 February 2020 14:21 CET | Update | https://www.mdpi.com/1424-8220/17/9/1944 |
| article html file updated | 26 September 2019 17:28 CEST | Update | - |
| article html file updated | 3 May 2019 05:23 CEST | Update | - |
| article html file updated | 30 September 2017 14:29 CEST | Update | - |
| article html file updated | 24 August 2017 09:17 CEST | Original file | - |
| article xml uploaded. | 24 August 2017 09:16 CEST | Original file | https://www.mdpi.com/1424-8220/17/9/1944/xml |
| article pdf uploaded. | 24 August 2017 09:16 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/9/1944/pdf |
