| article html file updated | 8 February 2020 09:50 CET | Update | https://www.mdpi.com/1424-8220/17/7/1542 |
| article html file updated | 25 September 2019 16:44 CEST | Update | - |
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| article html file updated | 2 August 2017 12:03 CEST | Update | - |
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| article html file updated | 1 July 2017 12:15 CEST | Original file | - |
| article xml uploaded. | 1 July 2017 12:14 CEST | Original file | https://www.mdpi.com/1424-8220/17/7/1542/xml |
| article pdf uploaded. | 1 July 2017 12:14 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/7/1542/pdf |
