| article html file updated | 8 February 2020 06:48 CET | Update | https://www.mdpi.com/1424-8220/17/6/1217 |
| article html file updated | 25 September 2019 00:55 CEST | Update | N/A |
| article html file updated | 3 May 2019 20:13 CEST | Update | N/A |
| article html file updated | 30 June 2017 22:28 CEST | Update | N/A |
| article html file updated | 31 May 2017 11:00 CEST | Update | N/A |
| article xml uploaded. | 31 May 2017 10:59 CEST | Update | https://www.mdpi.com/1424-8220/17/6/1217/xml |
| article pdf uploaded. | 31 May 2017 10:59 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/6/1217/pdf |
| article html file updated | 26 May 2017 13:09 CEST | Original file | N/A |
| article pdf uploaded. | 26 May 2017 13:08 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/6/1217/pdf-vor |
