| article html file updated | 7 February 2020 09:07 CET | Update | https://www.mdpi.com/1424-8220/16/5/748 |
| article html file updated | 5 May 2019 14:59 CEST | Update | - |
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| article html file updated | 27 May 2016 10:03 CEST | Update | - |
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| article xml uploaded. | 23 May 2016 13:35 CEST | Update | https://www.mdpi.com/1424-8220/16/5/748/xml |
| article pdf uploaded. | 23 May 2016 13:35 CEST | Version of Record | https://www.mdpi.com/1424-8220/16/5/748/pdf |
