| article html file updated | 7 February 2020 15:05 CET | Update | https://www.mdpi.com/1424-8220/16/9/1511 |
| article html file updated | 5 May 2019 03:55 CEST | Update | - |
| article html file updated | 27 September 2016 07:32 CEST | Update | - |
| article html file updated | 21 September 2016 09:19 CEST | Update | - |
| article xml uploaded. | 21 September 2016 09:17 CEST | Update | https://www.mdpi.com/1424-8220/16/9/1511/xml |
| article xml uploaded. | 21 September 2016 09:17 CEST | Update | - |
| article xml uploaded. | 21 September 2016 09:17 CEST | Update | - |
| article pdf uploaded. | 21 September 2016 09:17 CEST | Updated version of record | https://www.mdpi.com/1424-8220/16/9/1511/pdf |
| article html file updated | 16 September 2016 08:27 CEST | Original file | - |
| article xml uploaded. | 16 September 2016 08:26 CEST | Update | - |
| article xml uploaded. | 16 September 2016 08:26 CEST | Update | - |
| article xml uploaded. | 16 September 2016 08:26 CEST | Original file | - |
| article pdf uploaded. | 16 September 2016 08:26 CEST | Version of Record | https://www.mdpi.com/1424-8220/16/9/1511/pdf-vor |
