| article html file updated | 4 September 2020 09:59 CEST | Update | https://www.mdpi.com/1099-4300/20/2/68 |
| article html file updated | 9 February 2020 04:02 CET | Update | - |
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| article xml uploaded. | 23 January 2018 14:10 CET | Original file | https://www.mdpi.com/1099-4300/20/2/68/xml |
| article pdf uploaded. | 23 January 2018 14:10 CET | Version of Record | https://www.mdpi.com/1099-4300/20/2/68/pdf |
