| article html file updated | 9 February 2020 01:28 CET | Update | https://www.mdpi.com/2313-433X/4/1/10 |
| article html file updated | 29 September 2019 13:14 CEST | Update | - |
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| article html file updated | 29 December 2017 07:13 CET | Original file | - |
| article xml uploaded. | 29 December 2017 07:11 CET | Original file | https://www.mdpi.com/2313-433X/4/1/10/xml |
| article pdf uploaded. | 29 December 2017 07:11 CET | Version of Record | https://www.mdpi.com/2313-433X/4/1/10/pdf |
