| article html file updated | 7 February 2020 10:26 CET | Update | https://www.mdpi.com/1424-8220/16/6/915 |
| article html file updated | 5 May 2019 12:26 CEST | Update | N/A |
| article html file updated | 27 March 2019 07:57 CET | Update | N/A |
| article html file updated | 29 June 2016 11:08 CEST | Update | N/A |
| article html file updated | 22 June 2016 05:11 CEST | Update | N/A |
| article xml uploaded. | 22 June 2016 05:10 CEST | Update | https://www.mdpi.com/1424-8220/16/6/915/xml |
| article pdf uploaded. | 22 June 2016 05:10 CEST | Updated version of record | https://www.mdpi.com/1424-8220/16/6/915/pdf |
| article html file updated | 20 June 2016 15:11 CEST | Original file | N/A |
| article pdf uploaded. | 20 June 2016 15:09 CEST | Version of Record | https://www.mdpi.com/1424-8220/16/6/915/pdf-vor |
