| article html file updated | 12 February 2020 11:56 CET | Update | https://www.mdpi.com/1424-8220/19/9/2197 |
| article html file updated | 20 October 2019 00:36 CEST | Update | - |
| article html file updated | 24 May 2019 17:44 CEST | Update | - |
| article html file updated | 16 May 2019 11:16 CEST | Update | - |
| article html file updated | 16 May 2019 11:15 CEST | Update | - |
| article xml uploaded. | 16 May 2019 11:15 CEST | Update | https://www.mdpi.com/1424-8220/19/9/2197/xml |
| article html file updated | 16 May 2019 11:08 CEST | Update | - |
| article pdf uploaded. | 16 May 2019 11:07 CEST | Updated version of record | https://www.mdpi.com/1424-8220/19/9/2197/pdf |
| article html file updated | 13 May 2019 11:21 CEST | Original file | - |
| article xml file uploaded | 13 May 2019 11:20 CEST | Original file | - |
