| article html file updated | 8 February 2020 05:02 CET | Update | https://www.mdpi.com/1424-8220/17/5/1021 |
| article html file updated | 24 September 2019 15:37 CEST | Update | N/A |
| article html file updated | 3 May 2019 23:33 CEST | Update | N/A |
| article html file updated | 2 June 2017 04:11 CEST | Update | N/A |
| article html file updated | 23 May 2017 03:37 CEST | Update | N/A |
| article html file updated | 4 May 2017 12:25 CEST | Original file | N/A |
| article xml uploaded. | 4 May 2017 12:24 CEST | Original file | https://www.mdpi.com/1424-8220/17/5/1021/xml |
| article pdf uploaded. | 4 May 2017 12:24 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/5/1021/pdf |
