| article html file updated | 7 February 2020 08:26 CET | Update | https://www.mdpi.com/1424-8220/16/5/669 |
| article html file updated | 5 May 2019 16:18 CEST | Update | N/A |
| article html file updated | 27 March 2019 04:13 CET | Update | N/A |
| article html file updated | 27 May 2016 09:20 CEST | Update | N/A |
| article html file updated | 12 May 2016 11:09 CEST | Update | N/A |
| article xml uploaded. | 12 May 2016 11:08 CEST | Update | https://www.mdpi.com/1424-8220/16/5/669/xml |
| article pdf uploaded. | 12 May 2016 11:08 CEST | Updated version of record | https://www.mdpi.com/1424-8220/16/5/669/pdf |
| article html file updated | 10 May 2016 15:44 CEST | Original file | N/A |
| article pdf uploaded. | 10 May 2016 15:43 CEST | Version of Record | https://www.mdpi.com/1424-8220/16/5/669/pdf-vor |
