| article html file updated | 8 February 2020 06:33 CET | Update | https://www.mdpi.com/1424-8220/17/6/1201 |
| article html file updated | 24 September 2019 23:33 CEST | Update | - |
| article html file updated | 3 May 2019 20:41 CEST | Update | - |
| article html file updated | 30 June 2017 11:29 CEST | Update | - |
| article html file updated | 25 May 2017 13:55 CEST | Original file | - |
| article xml uploaded. | 25 May 2017 13:54 CEST | Original file | https://www.mdpi.com/1424-8220/17/6/1201/xml |
| article pdf uploaded. | 25 May 2017 13:54 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/6/1201/pdf |
| article pdf uploaded. | 24 May 2017 11:26 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/6/1201/pdf-vor |