| article html file updated | 8 February 2020 23:03 CET | Update | https://www.mdpi.com/1424-8220/17/12/2808 |
| article html file updated | 28 September 2019 23:20 CEST | Update | - |
| article html file updated | 2 May 2019 10:50 CEST | Update | - |
| article html file updated | 18 April 2019 08:27 CEST | Update | - |
| article html file updated | 2 January 2018 10:27 CET | Update | - |
| article html file updated | 5 December 2017 14:06 CET | Original file | - |
| article xml uploaded. | 5 December 2017 14:04 CET | Original file | https://www.mdpi.com/1424-8220/17/12/2808/xml |
| article pdf uploaded. | 5 December 2017 14:04 CET | Updated version of record | https://www.mdpi.com/1424-8220/17/12/2808/pdf |
| article pdf uploaded. | 4 December 2017 12:06 CET | Version of Record | https://www.mdpi.com/1424-8220/17/12/2808/pdf-vor |
