| article html file updated | 21 August 2015 14:21 CEST | Update | https://www.mdpi.com/1424-8220/15/7/15640 |
| 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/1424-8220/15/7/15640/xml |
| article pdf uploaded. | 3 July 2015 08:41 CEST | Updated version of record | https://www.mdpi.com/1424-8220/15/7/15640/pdf |
| article pdf uploaded. | 1 July 2015 11:58 CEST | Version of Record | https://www.mdpi.com/1424-8220/15/7/15640/pdf-vor |
