| article html file updated | 11 February 2020 09:36 CET | Update | https://www.mdpi.com/2313-433X/5/1/21 |
| article html file updated | 13 October 2019 12:27 CEST | Update | - |
| article html file updated | 27 April 2019 05:13 CEST | Update | - |
| article html file updated | 13 April 2019 01:17 CEST | Update | - |
| article html file updated | 3 April 2019 05:03 CEST | Update | - |
| article html file updated | 29 January 2019 11:59 CET | Update | - |
| article html file updated | 18 January 2019 01:43 CET | Original file | - |
| article pdf uploaded. | 17 January 2019 08:15 CET | Version of Record | https://www.mdpi.com/2313-433X/5/1/21/pdf |
| article xml uploaded. | 17 January 2019 08:15 CET | Update | https://www.mdpi.com/2313-433X/5/1/21/xml |
| article xml file uploaded | 17 January 2019 08:15 CET | Original file | - |
