| article html file updated | 8 February 2020 07:30 CET | Update | https://www.mdpi.com/1424-8220/17/6/1293 |
| article html file updated | 25 September 2019 04:20 CEST | Update | - |
| article html file updated | 3 May 2019 18:56 CEST | Update | - |
| article html file updated | 30 June 2017 11:40 CEST | Update | - |
| article html file updated | 6 June 2017 15:26 CEST | Original file | - |
| article xml uploaded. | 6 June 2017 15:24 CEST | Update | https://www.mdpi.com/1424-8220/17/6/1293/xml |
| article pdf uploaded. | 6 June 2017 15:24 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/6/1293/pdf |
| article pdf uploaded. | 5 June 2017 12:03 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/6/1293/pdf-vor |
