| article html file updated | 8 February 2020 07:32 CET | Update | https://www.mdpi.com/1424-8220/17/6/1297 |
| article html file updated | 25 September 2019 04:34 CEST | Update | - |
| article html file updated | 3 May 2019 18:51 CEST | Update | - |
| article html file updated | 30 June 2017 11:40 CEST | Update | - |
| article html file updated | 6 June 2017 08:39 CEST | Original file | - |
| article xml uploaded. | 6 June 2017 08:37 CEST | Original file | https://www.mdpi.com/1424-8220/17/6/1297/xml |
| article pdf uploaded. | 6 June 2017 08:37 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/6/1297/pdf |
