| article html file updated | 11 February 2020 19:25 CET | Update | https://www.mdpi.com/1424-8220/19/5/1051 | 
| article html file updated | 15 October 2019 21:12 CEST | Update | - | 
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| article pdf uploaded. | 1 March 2019 12:00 CET | Version of Record | https://www.mdpi.com/1424-8220/19/5/1051/pdf | 
| article xml uploaded. | 1 March 2019 12:00 CET | Update | https://www.mdpi.com/1424-8220/19/5/1051/xml | 
| article xml file uploaded | 1 March 2019 12:00 CET | Original file | - |