| article html file updated | 6 February 2020 20:01 CET | Update | https://www.mdpi.com/1424-8220/15/7/14917 |
| article html file updated | 6 May 2019 17:05 CEST | Update | - |
| article html file updated | 26 March 2019 05:21 CET | Update | - |
| article html file updated | 21 August 2015 14:05 CEST | Update | - |
| article html file updated | 21 August 2015 04:51 CEST | Original file | - |
| article xml file uploaded | 21 August 2015 04:51 CEST | Original file | https://www.mdpi.com/1424-8220/15/7/14917/xml |
| article pdf uploaded. | 25 June 2015 09:21 CEST | Version of Record | https://www.mdpi.com/1424-8220/15/7/14917/pdf |
