| article html file updated | 8 February 2020 14:40 CET | Update | https://www.mdpi.com/1424-8220/17/9/1973 |
| article html file updated | 26 September 2019 19:11 CEST | Update | N/A |
| article html file updated | 3 May 2019 04:48 CEST | Update | N/A |
| article html file updated | 30 September 2017 14:36 CEST | Update | N/A |
| article html file updated | 4 September 2017 11:38 CEST | Update | N/A |
| article xml uploaded. | 4 September 2017 11:37 CEST | Update | https://www.mdpi.com/1424-8220/17/9/1973/xml |
| article xml uploaded. | 4 September 2017 11:37 CEST | Update | N/A |
| article pdf uploaded. | 4 September 2017 11:37 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/9/1973/pdf |
| article html file updated | 28 August 2017 13:08 CEST | Original file | N/A |
| article xml uploaded. | 28 August 2017 13:07 CEST | Original file | N/A |
| article pdf uploaded. | 28 August 2017 13:07 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/9/1973/pdf-vor |
