| article html file updated | 12 February 2020 08:25 CET | Update | https://www.mdpi.com/1424-8220/19/9/1987 |
| article html file updated | 19 October 2019 04:13 CEST | Update | - |
| article html file updated | 24 May 2019 14:46 CEST | Update | - |
| article html file updated | 28 April 2019 10:43 CEST | Original file | - |
| article pdf uploaded. | 28 April 2019 10:42 CEST | Version of Record | https://www.mdpi.com/1424-8220/19/9/1987/pdf |
| article xml uploaded. | 28 April 2019 10:42 CEST | Update | https://www.mdpi.com/1424-8220/19/9/1987/xml |
| article xml file uploaded | 28 April 2019 10:42 CEST | Original file | - |
