| article html file updated | 21 August 2015 14:12 CEST | Update | https://www.mdpi.com/1424-8220/15/7/15218 |
| 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/1424-8220/15/7/15218/xml |
| article pdf uploaded. | 1 July 2015 09:51 CEST | Updated version of record | https://www.mdpi.com/1424-8220/15/7/15218/pdf |
| article pdf uploaded. | 29 June 2015 08:43 CEST | Version of Record | https://www.mdpi.com/1424-8220/15/7/15218/pdf-vor |
