| article html file updated | 7 February 2020 14:49 CET | Update | https://www.mdpi.com/1424-8220/16/9/1472 |
| article html file updated | 5 May 2019 04:23 CEST | Update | N/A |
| article html file updated | 27 September 2016 07:18 CEST | Update | N/A |
| article html file updated | 13 September 2016 10:29 CEST | Original file | N/A |
| article xml uploaded. | 13 September 2016 10:28 CEST | Original file | https://www.mdpi.com/1424-8220/16/9/1472/xml |
| article pdf uploaded. | 13 September 2016 10:28 CEST | Updated version of record | https://www.mdpi.com/1424-8220/16/9/1472/pdf |
| article pdf uploaded. | 11 September 2016 08:50 CEST | Version of Record | N/A |
