| article html file updated | 8 February 2020 02:51 CET | Update | https://www.mdpi.com/1424-8220/17/4/762 |
| article html file updated | 24 September 2019 03:43 CEST | Update | - |
| article html file updated | 4 May 2019 03:43 CEST | Update | - |
| article html file updated | 29 April 2017 13:50 CEST | Update | - |
| article html file updated | 4 April 2017 12:21 CEST | Original file | - |
| article xml uploaded. | 4 April 2017 12:20 CEST | Original file | https://www.mdpi.com/1424-8220/17/4/762/xml |
| article pdf uploaded. | 4 April 2017 12:20 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/4/762/pdf |
