| article html file updated | 8 February 2020 04:42 CET | Update | https://www.mdpi.com/1424-8220/17/5/989 |
| article html file updated | 24 September 2019 13:58 CEST | Update | - |
| article html file updated | 4 May 2019 00:08 CEST | Update | - |
| article html file updated | 2 June 2017 04:05 CEST | Update | - |
| article html file updated | 29 April 2017 10:50 CEST | Original file | - |
| article xml uploaded. | 29 April 2017 10:49 CEST | Original file | https://www.mdpi.com/1424-8220/17/5/989/xml |
| article pdf uploaded. | 29 April 2017 10:49 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/5/989/pdf |
