| article html file updated | 7 February 2020 08:52 CET | Update | https://www.mdpi.com/1424-8220/16/5/720 |
| article html file updated | 5 May 2019 15:29 CEST | Update | N/A |
| article html file updated | 27 March 2019 05:00 CET | Update | N/A |
| article html file updated | 27 May 2016 09:45 CEST | Update | N/A |
| article html file updated | 18 May 2016 14:16 CEST | Original file | N/A |
| article xml uploaded. | 18 May 2016 14:15 CEST | Update | https://www.mdpi.com/1424-8220/16/5/720/xml |
| article pdf uploaded. | 18 May 2016 14:15 CEST | Version of Record | https://www.mdpi.com/1424-8220/16/5/720/pdf |
