| article html file updated | 6 February 2020 07:17 CET | Update | https://www.mdpi.com/1099-4300/16/2/968 |
| article html file updated | 9 January 2020 03:56 CET | Update | - |
| article html file updated | 20 September 2019 05:54 CEST | Update | - |
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| article html file updated | 8 July 2014 09:56 CEST | Update | - |
| article xml file uploaded | 8 July 2014 09:55 CEST | Update | https://www.mdpi.com/1099-4300/16/2/968/xml |
| article html file updated | 8 July 2014 03:37 CEST | Original file | - |
| article xml file uploaded | 8 July 2014 03:36 CEST | Original file | - |
| article pdf uploaded. | 18 February 2014 14:45 CET | Updated version of record | https://www.mdpi.com/1099-4300/16/2/968/pdf |
| article pdf uploaded. | 17 February 2014 10:44 CET | Version of Record | https://www.mdpi.com/1099-4300/16/2/968/pdf-vor |