| article html file updated | 7 February 2020 22:04 CET | Update | https://www.mdpi.com/1424-8220/17/1/216 |
| article html file updated | 23 September 2019 00:40 CEST | Update | N/A |
| article html file updated | 4 May 2019 13:54 CEST | Update | N/A |
| article html file updated | 8 February 2017 10:09 CET | Update | N/A |
| article html file updated | 24 January 2017 05:25 CET | Update | N/A |
| article xml uploaded. | 24 January 2017 05:23 CET | Update | https://www.mdpi.com/1424-8220/17/1/216/xml |
| article pdf uploaded. | 24 January 2017 05:23 CET | Updated version of record | https://www.mdpi.com/1424-8220/17/1/216/pdf |
| article html file updated | 23 January 2017 10:49 CET | Original file | N/A |
| article xml uploaded. | 23 January 2017 10:48 CET | Original file | N/A |
| article pdf uploaded. | 23 January 2017 10:48 CET | Version of Record | https://www.mdpi.com/1424-8220/17/1/216/pdf-vor |
