| article html file updated | 12 February 2020 00:48 CET | Update | https://www.mdpi.com/1424-8220/19/6/1469 |
| article html file updated | 17 October 2019 04:45 CEST | Update | - |
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| article html file updated | 27 March 2019 03:48 CET | Update | - |
| article pdf uploaded. | 27 March 2019 03:47 CET | Updated version of record | https://www.mdpi.com/1424-8220/19/6/1469/pdf |
| article xml uploaded. | 27 March 2019 03:47 CET | Update | https://www.mdpi.com/1424-8220/19/6/1469/xml |
| article xml file uploaded | 27 March 2019 03:47 CET | Update | - |
| article html file updated | 26 March 2019 08:22 CET | Original file | - |
| article pdf uploaded. | 26 March 2019 08:21 CET | Version of Record | https://www.mdpi.com/1424-8220/19/6/1469/pdf-vor |
| article xml file uploaded | 26 March 2019 08:21 CET | Original file | - |