| article html file updated | 6 February 2020 16:59 CET | Update | https://www.mdpi.com/1424-8220/15/4/7349 |
| article html file updated | 6 May 2019 23:06 CEST | Update | N/A |
| article html file updated | 25 March 2019 23:34 CET | Update | N/A |
| article html file updated | 21 August 2015 09:20 CEST | Update | N/A |
| article html file updated | 12 May 2015 12:22 CEST | Original file | N/A |
| article xml file uploaded | 12 May 2015 12:22 CEST | Original file | https://www.mdpi.com/1424-8220/15/4/7349/xml |
| article pdf uploaded. | 25 March 2015 13:49 CET | Version of Record | https://www.mdpi.com/1424-8220/15/4/7349/pdf |
