| article html file updated | 14 February 2020 05:55 CET | Update | https://www.mdpi.com/1424-8220/19/21/4749 |
| article html file updated | 15 November 2019 20:15 CET | Update | - |
| article html file updated | 15 November 2019 14:15 CET | Update | - |
| article xml uploaded. | 15 November 2019 12:24 CET | Update | https://www.mdpi.com/1424-8220/19/21/4749/xml |
| article pdf uploaded. | 15 November 2019 12:24 CET | Updated version of record | https://www.mdpi.com/1424-8220/19/21/4749/pdf |
| article html file updated | 1 November 2019 11:21 CET | Original file | - |
| article pdf uploaded. | 1 November 2019 11:18 CET | Version of Record | https://www.mdpi.com/1424-8220/19/21/4749/pdf-vor |
| article xml uploaded. | 1 November 2019 11:18 CET | Update | - |
| article xml file uploaded | 1 November 2019 11:18 CET | Original file | - |
