| article html file updated | 8 February 2020 23:43 CET | Update | https://www.mdpi.com/1424-8220/17/12/2871 |
| article html file updated | 29 September 2019 03:06 CEST | Update | N/A |
| article html file updated | 2 May 2019 09:20 CEST | Update | N/A |
| article html file updated | 18 April 2019 07:03 CEST | Update | N/A |
| article html file updated | 2 January 2018 10:44 CET | Update | N/A |
| article html file updated | 11 December 2017 12:10 CET | Original file | N/A |
| article xml uploaded. | 11 December 2017 12:08 CET | Original file | https://www.mdpi.com/1424-8220/17/12/2871/xml |
| article pdf uploaded. | 11 December 2017 12:08 CET | Version of Record | https://www.mdpi.com/1424-8220/17/12/2871/pdf |
