| article html file updated | 7 February 2020 11:07 CET | Update | https://www.mdpi.com/1424-8220/16/7/1021 |
| article html file updated | 5 May 2019 11:12 CEST | Update | - |
| article html file updated | 27 March 2019 09:12 CET | Update | - |
| article html file updated | 1 August 2016 05:49 CEST | Update | - |
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| article html file updated | 29 July 2016 12:22 CEST | Update | - |
| article html file updated | 1 July 2016 11:48 CEST | Original file | - |
| article xml uploaded. | 1 July 2016 10:42 CEST | Original file | https://www.mdpi.com/1424-8220/16/7/1021/xml |
| article pdf uploaded. | 1 July 2016 10:42 CEST | Version of Record | https://www.mdpi.com/1424-8220/16/7/1021/pdf |
