| article html file updated | 8 February 2020 07:02 CET | Update | https://www.mdpi.com/1424-8220/17/6/1244 |
| article html file updated | 25 September 2019 02:04 CEST | Update | - |
| article html file updated | 3 May 2019 19:48 CEST | Update | - |
| article html file updated | 30 June 2017 22:31 CEST | Update | - |
| article html file updated | 7 June 2017 13:41 CEST | Update | - |
| article xml uploaded. | 7 June 2017 13:39 CEST | Update | https://www.mdpi.com/1424-8220/17/6/1244/xml |
| article pdf uploaded. | 7 June 2017 13:39 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/6/1244/pdf |
| article html file updated | 30 May 2017 14:13 CEST | Original file | - |
| article pdf uploaded. | 30 May 2017 14:11 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/6/1244/pdf-vor |
