| article html file updated | 21 August 2015 14:18 CEST | Update | https://www.mdpi.com/1424-8220/15/7/15419 |
| 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/1424-8220/15/7/15419/xml |
| article pdf uploaded. | 1 July 2015 10:59 CEST | Updated version of record | https://www.mdpi.com/1424-8220/15/7/15419/pdf |
| article pdf uploaded. | 30 June 2015 13:34 CEST | Version of Record | https://www.mdpi.com/1424-8220/15/7/15419/pdf-vor |
