| article html file updated | 8 February 2020 08:18 CET | Update | https://www.mdpi.com/1424-8220/17/6/1388 |
| article html file updated | 25 September 2019 08:32 CEST | Update | - |
| article html file updated | 3 May 2019 17:26 CEST | Update | - |
| article html file updated | 30 June 2017 11:52 CEST | Update | - |
| article html file updated | 16 June 2017 11:51 CEST | Original file | - |
| article xml uploaded. | 16 June 2017 11:50 CEST | Original file | https://www.mdpi.com/1424-8220/17/6/1388/xml |
| article pdf uploaded. | 16 June 2017 11:50 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/6/1388/pdf |
| article pdf uploaded. | 14 June 2017 14:34 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/6/1388/pdf-vor |
