| article html file updated | 14 February 2020 05:59 CET | Update | https://www.mdpi.com/1424-8220/19/21/4752 |
| article html file updated | 15 November 2019 14:16 CET | Update | - |
| article html file updated | 5 November 2019 02:27 CET | Update | - |
| article pdf uploaded. | 5 November 2019 02:25 CET | Updated version of record | https://www.mdpi.com/1424-8220/19/21/4752/pdf |
| article xml uploaded. | 5 November 2019 02:25 CET | Update | https://www.mdpi.com/1424-8220/19/21/4752/xml |
| article xml file uploaded | 5 November 2019 02:25 CET | Update | - |
| article html file updated | 1 November 2019 13:22 CET | Original file | - |
| article pdf uploaded. | 1 November 2019 12:04 CET | Version of Record | https://www.mdpi.com/1424-8220/19/21/4752/pdf-vor |
| article xml uploaded. | 1 November 2019 12:04 CET | Update | - |
| article xml file uploaded | 1 November 2019 12:04 CET | Original file | - |
