| article html file updated | 9 February 2020 21:05 CET | Update | https://www.mdpi.com/1424-8220/18/6/1903 |
| article html file updated | 4 October 2019 12:01 CEST | Update | - |
| article html file updated | 30 April 2019 11:50 CEST | Update | - |
| article html file updated | 16 April 2019 12:14 CEST | Update | - |
| article html file updated | 16 April 2019 07:00 CEST | Update | - |
| article html file updated | 30 March 2019 09:49 CET | Update | - |
| article html file updated | 11 June 2018 15:50 CEST | Original file | - |
| article pdf uploaded. | 11 June 2018 15:48 CEST | Version of Record | https://www.mdpi.com/1424-8220/18/6/1903/pdf |
| article xml uploaded. | 11 June 2018 15:48 CEST | Update | https://www.mdpi.com/1424-8220/18/6/1903/xml |
| article xml file uploaded | 11 June 2018 15:48 CEST | Original file | - |
