| article html file updated | 8 February 2020 17:19 CET | Update | https://www.mdpi.com/2313-433X/3/4/41 |
| article html file updated | 27 September 2019 10:04 CEST | Update | N/A |
| article html file updated | 2 May 2019 23:45 CEST | Update | N/A |
| article html file updated | 6 February 2018 10:44 CET | Update | N/A |
| article html file updated | 28 September 2017 09:39 CEST | Original file | N/A |
| article xml uploaded. | 28 September 2017 09:38 CEST | Update | https://www.mdpi.com/2313-433X/3/4/41/xml |
| article pdf uploaded. | 28 September 2017 09:38 CEST | Updated version of record | https://www.mdpi.com/2313-433X/3/4/41/pdf |
| article xml uploaded. | 28 September 2017 02:36 CEST | Update | N/A |
| article xml uploaded. | 28 September 2017 02:36 CEST | Original file | N/A |
| article pdf uploaded. | 27 September 2017 16:10 CEST | Version of Record | N/A |
