| article html file updated | 8 February 2020 07:47 CET | Update | https://www.mdpi.com/1424-8220/17/6/1331 |
| article html file updated | 25 September 2019 05:54 CEST | Update | - |
| article html file updated | 3 May 2019 18:23 CEST | Update | - |
| article html file updated | 30 June 2017 22:40 CEST | Update | - |
| article html file updated | 8 June 2017 12:22 CEST | Original file | - |
| article xml uploaded. | 8 June 2017 12:21 CEST | Update | https://www.mdpi.com/1424-8220/17/6/1331/xml |
| article pdf uploaded. | 8 June 2017 12:21 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/6/1331/pdf |
