| article html file updated | 8 February 2020 04:35 CET | Update | https://www.mdpi.com/1424-8220/17/5/973 |
| article html file updated | 24 September 2019 13:20 CEST | Update | - |
| article html file updated | 4 May 2019 00:22 CEST | Update | - |
| article html file updated | 2 June 2017 04:02 CEST | Update | - |
| article html file updated | 28 April 2017 11:34 CEST | Original file | - |
| article xml uploaded. | 28 April 2017 10:44 CEST | Update | https://www.mdpi.com/1424-8220/17/5/973/xml |
| article pdf uploaded. | 28 April 2017 10:44 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/5/973/pdf |
