| article html file updated | 8 February 2020 03:38 CET | Update | https://www.mdpi.com/1424-8220/17/4/862 |
| article html file updated | 24 September 2019 08:03 CEST | Update | N/A |
| article html file updated | 4 May 2019 02:08 CEST | Update | N/A |
| article html file updated | 29 April 2017 14:13 CEST | Update | N/A |
| article html file updated | 24 April 2017 11:39 CEST | Update | N/A |
| article xml uploaded. | 24 April 2017 11:37 CEST | Update | https://www.mdpi.com/1424-8220/17/4/862/xml |
| article pdf uploaded. | 24 April 2017 11:37 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/4/862/pdf |
| article html file updated | 14 April 2017 14:32 CEST | Original file | N/A |
| article pdf uploaded. | 14 April 2017 14:30 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/4/862/pdf-vor |
