| article html file updated | 8 February 2020 19:32 CET | Update | https://www.mdpi.com/1424-8220/17/11/2456 |
| article html file updated | 28 September 2019 00:47 CEST | Update | - |
| article html file updated | 2 May 2019 18:48 CEST | Update | - |
| article html file updated | 30 November 2017 12:53 CET | Update | - |
| article html file updated | 27 October 2017 04:59 CEST | Original file | - |
| article xml uploaded. | 27 October 2017 04:57 CEST | Original file | https://www.mdpi.com/1424-8220/17/11/2456/xml |
| article pdf uploaded. | 27 October 2017 04:57 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/11/2456/pdf |
| article pdf uploaded. | 26 October 2017 11:52 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/11/2456/pdf-vor |
