| article html file updated | 8 February 2020 22:03 CET | Update | https://www.mdpi.com/1424-8220/17/12/2706 |
| article html file updated | 28 September 2019 17:10 CEST | Update | N/A |
| article html file updated | 2 May 2019 13:03 CEST | Update | N/A |
| article html file updated | 18 April 2019 10:42 CEST | Update | N/A |
| article html file updated | 2 January 2018 11:09 CET | Update | N/A |
| article html file updated | 23 November 2017 12:45 CET | Original file | N/A |
| article xml uploaded. | 23 November 2017 12:44 CET | Update | https://www.mdpi.com/1424-8220/17/12/2706/xml |
| article xml uploaded. | 23 November 2017 12:44 CET | Original file | N/A |
| article pdf uploaded. | 23 November 2017 12:44 CET | Version of Record | https://www.mdpi.com/1424-8220/17/12/2706/pdf |
