| article html file updated | 7 February 2020 23:37 CET | Update | https://www.mdpi.com/1424-8220/17/2/396 |
| article html file updated | 23 September 2019 09:13 CEST | Update | N/A |
| article html file updated | 4 May 2019 10:48 CEST | Update | N/A |
| article html file updated | 2 March 2017 11:41 CET | Update | N/A |
| article html file updated | 18 February 2017 11:24 CET | Original file | N/A |
| article xml uploaded. | 18 February 2017 11:23 CET | Original file | https://www.mdpi.com/1424-8220/17/2/396/xml |
| article pdf uploaded. | 18 February 2017 11:23 CET | Updated version of record | https://www.mdpi.com/1424-8220/17/2/396/pdf |
| article pdf uploaded. | 17 February 2017 09:48 CET | Version of Record | https://www.mdpi.com/1424-8220/17/2/396/pdf-vor |
