| article html file updated | 7 February 2020 09:57 CET | Update | https://www.mdpi.com/1424-8220/16/6/846 |
| article html file updated | 5 May 2019 13:21 CEST | Update | N/A |
| article html file updated | 27 March 2019 07:06 CET | Update | N/A |
| article html file updated | 29 June 2016 10:39 CEST | Update | N/A |
| article html file updated | 9 June 2016 07:57 CEST | Original file | N/A |
| article xml uploaded. | 9 June 2016 07:55 CEST | Original file | https://www.mdpi.com/1424-8220/16/6/846/xml |
| article pdf uploaded. | 9 June 2016 07:55 CEST | Version of Record | https://www.mdpi.com/1424-8220/16/6/846/pdf |
