| article html file updated | 17 June 2015 10:51 CEST | Update | https://www.mdpi.com/1424-8220/13/7/8501 |
| article html file updated | 29 October 2013 08:11 CET | Update | N/A |
| article xml file uploaded | 29 October 2013 08:11 CET | Update | https://www.mdpi.com/1424-8220/13/7/8501/xml |
| article html file updated | 2 September 2013 14:50 CEST | Update | N/A |
| article xml file uploaded | 2 September 2013 14:50 CEST | Update | N/A |
| article html file updated | 2 September 2013 11:25 CEST | Original file | N/A |
| article xml file uploaded | 2 September 2013 11:25 CEST | Original file | N/A |
| article pdf uploaded. | 5 July 2013 17:47 CEST | Updated version of record | https://www.mdpi.com/1424-8220/13/7/8501/pdf |
| article pdf uploaded. | 3 July 2013 14:31 CEST | Version of Record | https://www.mdpi.com/1424-8220/13/7/8501/pdf-vor |
