| article html file updated | 9 February 2020 22:23 CET | Update | https://www.mdpi.com/2313-433X/4/7/84 |
| article html file updated | 4 October 2019 20:07 CEST | Update | - |
| article html file updated | 30 April 2019 08:42 CEST | Update | - |
| article html file updated | 16 April 2019 03:42 CEST | Update | - |
| article html file updated | 30 March 2019 13:05 CET | Update | - |
| article html file updated | 1 August 2018 04:28 CEST | Update | - |
| article html file updated | 31 July 2018 09:46 CEST | Update | - |
| article html file updated | 30 July 2018 05:39 CEST | Update | - |
| article html file updated | 23 June 2018 00:21 CEST | Original file | - |
| article pdf uploaded. | 22 June 2018 04:00 CEST | Version of Record | https://www.mdpi.com/2313-433X/4/7/84/pdf |
| article xml uploaded. | 22 June 2018 04:00 CEST | Update | https://www.mdpi.com/2313-433X/4/7/84/xml |
| article xml file uploaded | 22 June 2018 04:00 CEST | Original file | - |
