| article html file updated | 8 February 2020 16:03 CET | Update | https://www.mdpi.com/1424-8220/17/9/2093 |
| article html file updated | 27 September 2019 02:41 CEST | Update | - |
| article html file updated | 3 May 2019 02:14 CEST | Update | - |
| article html file updated | 30 September 2017 15:00 CEST | Update | - |
| article html file updated | 13 September 2017 12:52 CEST | Original file | - |
| article xml uploaded. | 13 September 2017 12:51 CEST | Original file | https://www.mdpi.com/1424-8220/17/9/2093/xml |
| article pdf uploaded. | 13 September 2017 12:51 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/9/2093/pdf |
