| article html file updated | 8 February 2020 19:56 CET | Update | https://www.mdpi.com/1424-8220/17/11/2501 |
| article html file updated | 28 September 2019 03:19 CEST | Update | N/A |
| article html file updated | 2 May 2019 17:52 CEST | Update | N/A |
| article html file updated | 30 November 2017 13:14 CET | Update | N/A |
| article html file updated | 31 October 2017 13:06 CET | Original file | N/A |
| article xml uploaded. | 31 October 2017 13:04 CET | Update | https://www.mdpi.com/1424-8220/17/11/2501/xml |
| article xml uploaded. | 31 October 2017 13:04 CET | Original file | N/A |
| article pdf uploaded. | 31 October 2017 13:04 CET | Version of Record | https://www.mdpi.com/1424-8220/17/11/2501/pdf |
