| article html file updated | 8 February 2020 07:49 CET | Update | https://www.mdpi.com/1424-8220/17/6/1336 |
| article html file updated | 25 September 2019 06:04 CEST | Update | N/A |
| article html file updated | 3 May 2019 18:19 CEST | Update | N/A |
| article html file updated | 30 June 2017 11:44 CEST | Update | N/A |
| article html file updated | 9 June 2017 12:06 CEST | Original file | N/A |
| article xml uploaded. | 9 June 2017 12:04 CEST | Original file | https://www.mdpi.com/1424-8220/17/6/1336/xml |
| article pdf uploaded. | 9 June 2017 12:04 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/6/1336/pdf |
| article pdf uploaded. | 8 June 2017 15:26 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/6/1336/pdf-vor |
