| article html file updated | 8 February 2020 04:50 CET | Update | https://www.mdpi.com/1424-8220/17/5/1000 |
| article html file updated | 24 September 2019 14:37 CEST | Update | - |
| article html file updated | 3 May 2019 23:55 CEST | Update | - |
| article html file updated | 2 June 2017 04:07 CEST | Update | - |
| article html file updated | 23 May 2017 03:29 CEST | Update | - |
| article html file updated | 4 May 2017 11:57 CEST | Original file | - |
| article xml uploaded. | 4 May 2017 11:55 CEST | Update | https://www.mdpi.com/1424-8220/17/5/1000/xml |
| article pdf uploaded. | 4 May 2017 11:55 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/5/1000/pdf |
| article pdf uploaded. | 1 May 2017 09:32 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/5/1000/pdf-vor |
