| article html file updated | 9 February 2020 18:50 CET | Update | https://www.mdpi.com/1660-3397/16/6/181 |
| article html file updated | 3 October 2019 22:03 CEST | Update | - |
| article html file updated | 30 April 2019 17:06 CEST | Update | - |
| article html file updated | 16 April 2019 17:33 CEST | Update | - |
| article html file updated | 30 March 2019 04:08 CET | Update | - |
| article html file updated | 27 June 2018 12:16 CEST | Update | - |
| article html file updated | 24 May 2018 09:33 CEST | Original file | - |
| article pdf uploaded. | 24 May 2018 09:32 CEST | Version of Record | https://www.mdpi.com/1660-3397/16/6/181/pdf |
| article xml uploaded. | 24 May 2018 09:32 CEST | Update | https://www.mdpi.com/1660-3397/16/6/181/xml |
| article xml file uploaded | 24 May 2018 09:32 CEST | Original file | - |
