| article html file updated | 8 February 2020 21:58 CET | Update | https://www.mdpi.com/1424-8220/17/12/2709 |
| article html file updated | 28 September 2019 16:35 CEST | Update | - |
| article html file updated | 2 May 2019 13:14 CEST | Update | - |
| article html file updated | 18 April 2019 10:53 CEST | Update | - |
| article html file updated | 2 January 2018 11:10 CET | Update | - |
| article html file updated | 24 November 2017 13:16 CET | Original file | - |
| article xml uploaded. | 24 November 2017 13:15 CET | Update | https://www.mdpi.com/1424-8220/17/12/2709/xml |
| article xml uploaded. | 24 November 2017 13:15 CET | Original file | - |
| article pdf uploaded. | 24 November 2017 13:15 CET | Updated version of record | https://www.mdpi.com/1424-8220/17/12/2709/pdf |
| article pdf uploaded. | 23 November 2017 09:52 CET | Version of Record | https://www.mdpi.com/1424-8220/17/12/2709/pdf-vor |
