| article html file updated | 8 February 2020 06:23 CET | Update | https://www.mdpi.com/1424-8220/17/5/1168 |
| article html file updated | 24 September 2019 22:38 CEST | Update | - |
| article html file updated | 3 May 2019 21:02 CEST | Update | - |
| article html file updated | 2 June 2017 04:39 CEST | Update | - |
| article html file updated | 23 May 2017 10:06 CEST | Original file | - |
| article xml uploaded. | 23 May 2017 10:05 CEST | Original file | https://www.mdpi.com/1424-8220/17/5/1168/xml |
| article pdf uploaded. | 23 May 2017 10:05 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/5/1168/pdf |
| article pdf uploaded. | 20 May 2017 13:17 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/5/1168/pdf-vor |
