| article html file updated | 9 February 2020 16:09 CET | Update | https://www.mdpi.com/2313-433X/4/5/63 |
| article html file updated | 3 October 2019 04:47 CEST | Update | - |
| article html file updated | 30 April 2019 22:55 CEST | Update | - |
| article html file updated | 16 April 2019 23:28 CEST | Update | - |
| article html file updated | 29 March 2019 21:15 CET | Update | - |
| article html file updated | 30 May 2018 11:42 CEST | Update | - |
| article html file updated | 3 May 2018 08:52 CEST | Original file | - |
| article pdf uploaded. | 3 May 2018 08:51 CEST | Version of Record | https://www.mdpi.com/2313-433X/4/5/63/pdf |
| article xml uploaded. | 3 May 2018 08:51 CEST | Update | https://www.mdpi.com/2313-433X/4/5/63/xml |
| article xml file uploaded | 3 May 2018 08:51 CEST | Original file | - |
