| article html file updated | 8 February 2020 04:33 CET | Update | https://www.mdpi.com/1424-8220/17/5/972 |
| article html file updated | 24 September 2019 13:08 CEST | Update | - |
| article html file updated | 4 May 2019 00:26 CEST | Update | - |
| article html file updated | 2 June 2017 04:02 CEST | Update | - |
| article html file updated | 4 May 2017 08:12 CEST | Update | - |
| article xml uploaded. | 4 May 2017 08:11 CEST | Update | https://www.mdpi.com/1424-8220/17/5/972/xml |
| article pdf uploaded. | 4 May 2017 08:11 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/5/972/pdf |
| article html file updated | 27 April 2017 14:54 CEST | Original file | - |
| article pdf uploaded. | 27 April 2017 14:53 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/5/972/pdf-vor |
