| article html file updated | 8 February 2020 04:50 CET | Update | https://www.mdpi.com/1424-8220/17/5/1001 |
| article html file updated | 24 September 2019 14:40 CEST | Update | - |
| article html file updated | 3 May 2019 23:54 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 | 9 May 2017 12:42 CEST | Original file | - |
| article xml uploaded. | 9 May 2017 12:41 CEST | Original file | https://www.mdpi.com/1424-8220/17/5/1001/xml |
| article pdf uploaded. | 9 May 2017 12:41 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/5/1001/pdf |
| article pdf uploaded. | 1 May 2017 10:24 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/5/1001/pdf-vor |
