| article html file updated | 8 February 2020 06:47 CET | Update | https://www.mdpi.com/1424-8220/17/6/1223 |
| article html file updated | 25 September 2019 00:45 CEST | Update | - |
| article html file updated | 3 May 2019 20:16 CEST | Update | - |
| article html file updated | 30 June 2017 22:27 CEST | Update | - |
| article html file updated | 2 June 2017 14:18 CEST | Original file | - |
| article xml uploaded. | 2 June 2017 14:17 CEST | Original file | https://www.mdpi.com/1424-8220/17/6/1223/xml |
| article pdf uploaded. | 2 June 2017 14:17 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/6/1223/pdf |
| article pdf uploaded. | 26 May 2017 11:23 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/6/1223/pdf-vor |
