| article html file updated | 13 September 2021 05:07 CEST | Update | https://www.mdpi.com/1424-8220/18/2/443 |
| article html file updated | 9 February 2020 05:23 CET | Update | - |
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| article html file updated | 14 March 2018 18:58 CET | Update | - |
| article html file updated | 26 February 2018 04:30 CET | Original file | - |
| article xml uploaded. | 26 February 2018 04:29 CET | Update | https://www.mdpi.com/1424-8220/18/2/443/xml |
| article xml uploaded. | 3 February 2018 03:36 CET | Update | - |
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| article pdf uploaded. | 3 February 2018 03:36 CET | Version of Record | https://www.mdpi.com/1424-8220/18/2/443/pdf |
