| article html file updated | 14 February 2020 01:37 CET | Update | https://www.mdpi.com/1424-8220/19/20/4504 |
| article html file updated | 31 October 2019 01:26 CET | Update | - |
| article html file updated | 17 October 2019 09:27 CEST | Original file | - |
| article supplementary file uploaded. | 17 October 2019 09:25 CEST | - | https://www.mdpi.com/1424-8220/19/20/4504#supplementary |
| article pdf uploaded. | 17 October 2019 09:25 CEST | Version of Record | https://www.mdpi.com/1424-8220/19/20/4504/pdf |
| article xml uploaded. | 17 October 2019 09:25 CEST | Update | https://www.mdpi.com/1424-8220/19/20/4504/xml |
| article xml file uploaded | 17 October 2019 09:25 CEST | Original file | - |
